Placeholder & Design Tools
Generate placeholder text, dummy UI data, and stress-test content for your designs. All free, all instant, all client-side.
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Image CompressorCompress JPEG, PNG, and WebP images instantly in your browser. No upload, no file size limit, batch compression. Files never leave your device.
📐Image ResizerResize images by pixel dimensions, percentage, or target file size in KB. Batch resize, social media presets, crop anchors.
🔄Image Format ConverterConvert images between JPEG, PNG, WebP, HEIC, BMP, TIFF, SVG, and ICO. Batch convert with format-specific settings.
✂️Image CropperCrop images with drag-to-select precision. Circle crop, aspect ratio lock, social media presets, batch crop. JPEG, PNG, WebP.
📄Image to PDFConvert images to PDF instantly. Combine multiple images, drag to reorder, choose page size and margins. No upload required.
✍️Add Text to ImageAdd text overlays to photos. Multiple layers, 20+ fonts, outline, shadow, background effects. Drag to position. No upload.
💧Image WatermarkAdd text or logo watermarks to images. Batch watermark, 9 positions, tiled mode, adjustable opacity. No upload.
🔄Flip & Rotate ImageFlip images horizontally or vertically, rotate 90°/180°, or any custom angle. Batch process with ZIP download. No upload.
🎨Image Color PickerClick any pixel to get HEX, RGB, HSL, OKLCH values. Auto-extract dominant colour palette. One-click copy. No upload.
🔍EXIF Metadata ViewerView GPS location, camera settings, dates and all EXIF data. Strip metadata with one click. Private, no upload.
🔤Image to Base64Convert images to base64 and decode base64 back to images. Data URL, CSS snippet, HTML img tag, JSON. No upload.
😂Meme GeneratorCreate memes with classic templates or your own images. Impact-style text, auto-uppercase, custom fonts, one-click export. No upload.
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SERP Preview ToolSee exactly how your title and meta description appear in Google — in real time, as you type.
📝Readability + SEO ScorerFlesch score, sentence-level highlighting, keyword density, and 6 on-page SEO checks. Instant.
🔗Internal Linking FinderFind internal linking gaps. Get anchor text suggestions and exact sentence placements — instantly.
🏷️Meta Tag Bulk AnalyzerScore hundreds of title tags and meta descriptions by pixel width in seconds — with duplicate detection and priority fixes.
🤖Robots.txt AnalyzerValidate every directive, catch Googlebot blocks, missing sitemaps, and crawl-delay issues instantly.
❓People Also Ask OptimizerScore and fix your PAA answers. Live Google-style preview, 5-factor scoring, and optimised rewrite.
🏆Featured Snippet OptimizerScore and optimise your content for Google Position Zero — live preview, 5-factor score, instant rewrite.
💬AI Answer Box PreviewSee how your content appears in ChatGPT, Perplexity, and Google AI Overviews. Score and fix it.
✅AI Answer Confidence CheckerDetect vague qualifiers, hedging language, and weak claims that stop AI systems from citing your content.
📐AI Heading Structure CheckerDetect skipped H-tags, missing H1s, and vague section headings that confuse AI citation engines.
🎯GEO Content Readiness ScorerScore your content across 10 AI citation factors for ChatGPT, Perplexity, and Gemini.
📋Schema Markup GeneratorGenerate perfect JSON-LD for 8 schema types with plain-English explanations of why each field matters.
🧠Entity Authority MapperExtract all entities from your content, score topical authority across 6 GEO factors, and close AI citation gaps.
🔗Source Credibility CheckerScore content credibility for AI citations. Extract outbound links, authority domains, stats, and expert quotes.
💡AI Prompt MatcherVerify how well your content answers conversational, long-tail AI prompts. Check intent match, density, and tone.
🎯Keyword Intent ClassifierClassify the search intent of up to 200 keywords at once. Get funnel stage, SERP feature predictions, content briefs, competition proxy, and topic clusters.
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Instagram Bio OptimizerPreview your Instagram bio as it appears on mobile. Score it for keywords, CTAs, emoji use, and structure.
💬Instagram Caption FormatterPreview your Instagram caption with line breaks preserved. Score your hook, analyse hashtags, and copy with formatting intact.
#️⃣Instagram Hashtag CheckerCheck your hashtags for banned tags, count, density, and category relevance. 500+ banned hashtag database.
🎨Instagram Grid Preview PlannerPreview your next 9 posts as an Instagram grid. Drag to rearrange. Colour harmony score and visual flow analysis.
📱Instagram Story Safe Zone CheckerSee where to place text and stickers on Stories without them being hidden. Download a safe zone template.
📈Instagram Engagement Rate CalculatorCalculate your engagement rate and compare it to industry benchmarks by follower tier. Standard and extended formulas.
🎬Instagram Reel Hook ScorerScore your Reel hook across 5 scroll-stopping factors with targeted rewrite suggestions. Works for Reels, TikToks, and Shorts.
🎵TikTok Caption & Hashtag FormatterPreview your TikTok caption in a live phone mockup. 150-character budget tracker, hook scorer, and hashtag guidance.
🪝TikTok Hook ScorerScore your TikTok hook across 6 viral factors including controversy potential. Niche benchmarks and rewrite suggestions.
✨TikTok Bio OptimizerScore your TikTok bio across 4 factors: keywords, CTA, emoji use, and link signals. Live profile preview with niche-specific examples.
⏰TikTok Best Posting Time GuideFind the best times to post on TikTok for your niche. 12 niches, 10 timezones, visual weekly calendar with confidence tiers.
📊TikTok Engagement Rate CalculatorCalculate your TikTok engagement rate and compare to tier-specific benchmarks. Includes shares in extended formula.
▶️YouTube Title CTR ScorerScore your YouTube title across 6 CTR factors with a live desktop & mobile search result preview. Truncation warnings included.
📝YouTube Description FormatterPreview the “Show more” fold at character 157, validate chapter timestamps, and check for CTAs, links, and hashtags.
🏷️YouTube Tag GeneratorGenerate exact match, broad, and long-tail YouTube tags from any topic. 500-char budget tracker and first-tag-rule checker.
🖼️YouTube Thumbnail Text CheckerCheck your YouTube thumbnail text for readability at every display size. Score text density, contrast, text size, and aspect ratio.
📑YouTube Chapter FormatterFormat your YouTube chapter timestamps correctly. Validates all 5 YouTube chapter requirements before you publish.
✅YouTube SEO ChecklistRun your YouTube video through a 15-point SEO checklist. Scored with specific fixes for every failing item.
🎯YouTube vs Shorts StrategyAnswer 7 questions and get a personalised YouTube strategy: long-form, Shorts, or both. Weekly posting plan included.
🐦Twitter/X Bio OptimizerScore your Twitter/X bio across 6 factors: character efficiency, topic signal, reason to follow, opener quality, emoji use, and website link.
📝Twitter/X Caption FormatterFormat tweets and threads for Twitter/X. Live character counter, automatic thread splitting, hashtag check, and hook score.
📈Twitter/X Engagement CalculatorCalculate your Twitter/X engagement rate — both follower-based and impression-based. See how you compare by account size.
🪝Twitter/X Thread Hook ScorerScore your Twitter/X thread hook across 6 factors with rewrite suggestions and a hook pattern library. Free.
⏰Twitter/X Best Posting Time GuideFind the best times to post on Twitter/X for your niche. 10 niches, 10 timezones, visual weekly calendar with confidence tiers.
🔗LinkedIn Connection Request FormatterScore your LinkedIn connection request across 5 factors. Live preview, acceptance rate estimate, alternative messages, and templates.
📈LinkedIn Engagement Rate CalculatorCalculate four LinkedIn engagement rate formulas: follower-based, impression-based, reactions-only, and CTR. Plus comment ratio and profile view rate.
📝LinkedIn About Section OptimizerScore your LinkedIn About section across 8 factors: character usage, above-fold hook, first-person voice, achievements, keywords, CTA, formatting, and buzzwords. Live profile preview with fold simulation.
🎯LinkedIn Headline OptimizerScore your LinkedIn headline across 7 factors with three live preview mockups (profile, search results, comments). Formula suggestions and a 6-formula library included.
📣LinkedIn Post FormatterScore your LinkedIn post across 5 factors: hook strength, post length, CTA presence, hashtag usage, and external links. Live fold preview and structure analyser included.
📌Pinterest Pin Title OptimizerScore your Pinterest pin title across 6 SEO factors with two live preview mockups (search result and pin detail). Alternative title suggestions and a formula library included.
📝Pinterest Pin Description FormatterScore your Pinterest pin description across 7 SEO factors with a live fold preview. Keyword analysis, above-fold quality detection, and rewrite suggestions included.
📋Pinterest Board Name OptimizerScore your Pinterest board name across 5 SEO factors with three live preview mockups. Alternative name suggestions and a name generator included.
⏰Pinterest Best Pinning Time GuideFind the best times to pin on Pinterest for your niche. 10 niches, 10 timezones, visual weekly calendar with colour-coded peak, good, and moderate slots.
📈Pinterest Engagement Rate CalculatorCalculate your Pinterest engagement rate with save rate as the primary metric. Includes CTR, impression-based ER, engagement quality matrix, and niche benchmarks.
📝Reddit Post Title OptimizerScore your Reddit post title across 5 engagement factors. Live Reddit feed preview, post type detection, rewrite suggestions, and Reddit norms check.
📊Reddit Karma & Engagement CalculatorCalculate your Reddit engagement rate for individual posts or entire accounts. Upvote ratio, comment-to-upvote ratio, hot score velocity, and account health.
⏰Reddit Best Posting Time GuideFind the best times to post on Reddit for your subreddit category. 10 categories, 10 timezones, visual weekly calendar with peak, good, and moderate slots.
📋Reddit Comment & Post FormatterFormat Reddit comments and posts with a live preview editor. Toolbar for bold, italic, links, code, tables, spoilers, and superscript. New and Old Reddit preview modes.
✍️Quora Answer Formatter & ScorerScore your Quora answer across 6 engagement factors. Live Quora feed preview, markdown formatting, opening line analysis, and improvement suggestions.
👤Quora Profile Bio OptimizerScore your Quora credential line and profile description separately. Live answer and profile preview with dual scoring and targeted fix suggestions.
📊Quora Engagement Rate CalculatorCalculate your Quora engagement rate for individual answers or entire profiles. Upvote rate, comment rate, follower conversion, and benchmarks.
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PDF to ImagesConvert PDF pages to JPEG or PNG images. Select specific pages, choose resolution up to 300 DPI, and download individually or as ZIP.
📎Merge PDFCombine multiple PDF files into a single document. Drag to reorder, set page ranges per file, add bookmarks and page numbers.
✂️Split PDFExtract specific pages, split by ranges, or split every page into individual PDFs. Visual page thumbnails for easy selection.
🗜️Compress PDFReduce PDF file size with three compression levels. Strip metadata, remove annotations, or re-render for maximum compression.
🏷️PDF MetadataView, edit, and strip PDF metadata — title, author, subject, keywords, creation date, and producer.
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Character CounterCount characters, words, and sentences in real time. Track platform limits for Twitter, LinkedIn, Instagram, and more.
🔗URL Slug GeneratorConvert any title into a clean, SEO-friendly URL slug. 8-step algorithm with stop-word removal and SEO quality scoring.
🔠Case ConverterConvert text to all 9 cases at once — Title Case, camelCase, snake_case, kebab-case, UPPER, lower, and more.
🧹Whitespace CleanerRemove extra spaces, blank lines, and invisible characters from any text. Paste it in and it’s done.
⏱️Reading Time EstimatorEstimate reading time at three speeds — slow, average, and fast. Plus speaking time, reading level, and publish-ready labels.
🔄Text ReverserReverse text four ways at once — characters, word order, each word, and mirror text. Unicode-safe and instant.
🗑️Duplicate Line RemoverRemove duplicate lines from any list in one click. Case-sensitive matching, whitespace trimming, and A–Z sorting.
📊Word Frequency CounterSee which words you use most. Sortable frequency table, keyword density %, stop word filter, and CSV export.
🔍Passive Voice DetectorFind and fix passive voice. Highlights passive sentences, shows percentage score, and suggests active rewrites.
🎯Cliche DetectorFind overused phrases in your writing. 200-cliche library with severity ratings and fresher alternatives.
🔀Transition Word CheckerCheck your transition word percentage vs the 25-35% Yoast target. 8-category breakdown with colour-coded highlights.
📏Sentence Length AnalyserVisualise sentence length as a bar chart. One bar per sentence — flag outliers and improve your writing rhythm.
📐Paragraph Length CheckerCheck if your paragraphs are too long for web readers. Flags 5+ sentence paragraphs with splitting tips.
✂️Filler Word RemoverFind and remove filler words like “just”, “really”, “basically”. Side-by-side before/after view with one-click clean copy.
⚖️Text Similarity CheckerCompare two texts for similarity using cosine analysis. See matching passages highlighted side by side with a percentage score.
📖Flesch-Kincaid CalculatorGet your Flesch Reading Ease and Grade Level scores instantly. Live update as you type with plain-English interpretation.
🎵Syllable CounterCount syllables in any text instantly. See per-word syllable counts on hover, line-by-line breakdown for poets, and haiku detection.
🛠️Text FormatterFix smart quotes, em dashes, ellipsis, double spaces, and sentence capitalisation in one click. Eight formatting options, all togglable.
🔍Find and ReplaceFind and replace text online. Supports regex, case-sensitive, whole word matching. Replace all or one at a time with undo.
📡Morse Code TranslatorTranslate text to Morse code and back. Audio playback with speed control, visual flash pattern, and full reference table.
💻Binary to Text ConverterConvert text to binary code and binary back to text. Shows ASCII decimal and hex too. Instant and free.
🎲Random Word GeneratorGenerate random words by type — nouns, verbs, adjectives, adverbs. Single words or random sentences. Copy all with one click.
📊Sentence CounterCount sentences and analyse their length distribution. See average, longest, shortest. Identify sentences to split for readability.
📝Online NotepadA clean, distraction-free online notepad. Auto-saves your session. Export as .txt or .md. Focus mode for zero distractions.
🔁Text RepeaterRepeat any text up to 1,000 times. Choose separator, add numbering, copy or download result.
🔢Add Line NumbersAdd line numbers to any text. Choose starting number, separator style, padding and alignment options.
↩️Remove Line BreaksRemove line breaks from text. Keep paragraph breaks, remove all, or replace with custom character. Perfect for PDF text cleanup.
📋Sort LinesSort lines alphabetically, by length, numerically or randomly. Case insensitive, remove duplicates, ignore articles.
✨Fancy Text GeneratorGenerate fancy Unicode text styles — bold, italic, cursive, gothic, small caps, strikethrough and more. Paste anywhere.
📄Lorem Ipsum GeneratorGenerate placeholder text in 8 flavours and 6 output formats. UI component presets, stress tests, and fake i18n.
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JSON FormatterFormat, validate, and minify JSON with syntax highlighting, tree view, key sorting, and error highlighting with line numbers.
🔐Base64 EncoderEncode and decode Base64 strings with UTF-8 support, URL-safe mode, HTTP Basic Auth helper, and JWT token decoder.
🔗URL Encoder & DecoderEncode and decode URLs online. encodeURIComponent, encodeURI, query string parser, and URL builder. Free, instant.
🆔UUID GeneratorGenerate UUIDs instantly. v4 random, v1 time-based, v5 named, and ULID. Bulk generation up to 1000. Cryptographically secure.
#️⃣Hash GeneratorGenerate MD5, SHA-1, SHA-256, SHA-384, SHA-512 and HMAC hashes. Hash text or files. Compare checksums.
🔤Regex TesterTest regular expressions with live match highlighting. Capture groups, replace mode, cheat sheet, and common patterns library.
📝Diff CheckerCompare two texts and highlight differences. Line, word, and character diff modes. Ignore whitespace, case. Download diff.
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Percentage CalculatorCalculate percentages instantly. What is X% of Y, percentage change, increase/decrease. Four modes with formula explanations.
🎂Age CalculatorCalculate your exact age in years, months, days. Next birthday countdown, zodiac sign, day born, and age in every unit.
⚖️BMI CalculatorCalculate BMI with a visual gauge. Metric and imperial units. Healthy weight range, BMI Prime, and Ponderal Index.
🏦Loan/EMI CalculatorCalculate monthly EMI, total interest, and amortization schedule. Extra payment analysis and principal vs interest breakdown.
📈Compound Interest CalculatorCalculate compound interest with monthly contributions. Year-by-year breakdown, multiple compounding frequencies, and scenario comparison.
🍽️Tip CalculatorCalculate tip and split the bill. Preset tip percentages, custom tips, per-person amounts, and quick round-up option.
📅Date Difference CalculatorCalculate days between two dates. Business days, weeks, months, hours. Add or subtract days from any date.
🌍Timezone ConverterConvert time between timezones instantly. Multiple targets, DST indicator, popular zone quick picks. Uses Intl API.
🧾VAT CalculatorAdd or remove VAT from any amount. Country presets for common VAT rates. Net, VAT, and gross breakdown.
💰Profit Margin CalculatorCalculate gross profit, margin %, and markup %. Three modes with batch product analysis and margin vs markup explanation.
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Password GeneratorGenerate secure passwords and passphrases. Strength meter, entropy display, custom character sets. Cryptographically secure.
🎲Random Number GeneratorGenerate random numbers, roll dice, flip coins, pick from lists. Cryptographically secure with multiple output formats.
📱QR Code GeneratorGenerate QR codes for URLs, WiFi, contacts, email, phone, SMS, and GPS. Custom colours, logo overlay, PNG and SVG download. Built-in scanner.
👤Fake Name GeneratorGenerate realistic fake names, addresses, emails, and test data for development. Multiple locales, bulk export as JSON and CSV.
🎨Random Color GeneratorGenerate random colours and harmonious palettes. Complementary, analogous, triadic modes. Lock colours, copy as HEX, CSS, Tailwind.
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Length ConverterConvert between 16 length units instantly. CM, inches, feet, metres, miles, km and more. All units update live as you type.
⚖️Weight ConverterConvert between 13 weight units instantly. KG, pounds, stone, ounces, grams and more. Stone+lbs display for UK users.
🌡️Temperature ConverterConvert between Celsius, Fahrenheit, Kelvin and Rankine instantly. Visual thermometer and common reference temperatures.
💨Speed ConverterConvert between MPH, KPH, knots, Mach, m/s and more. Speed reference chart with real-world examples included.
💾Data Storage ConverterConvert between bytes, KB, MB, GB, TB. Both decimal (SI) and binary (IEC) units. Explains why drive sizes differ in your OS.
📐Area ConverterConvert between 14 area units. Square feet, square metres, acres, hectares and more. Property size reference section included.
🫗Volume ConverterConvert between 18 volume units. Litres, gallons (US & UK), cups, ml, fluid ounces. Cooking and drinks reference sections.
💱Currency ConverterConvert between 30+ currencies with live ECB exchange rates. GBP, USD, EUR, JPY and more. Updated daily.
📐Angle ConverterConvert between degrees, radians, gradians, arcminutes and more. Visual angle display and common angles reference.
⛽Fuel Efficiency ConverterConvert between MPG (US & UK), litres per 100km, and km per litre. Explains why higher MPG = lower L/100km.
🔧Pressure ConverterConvert between PSI, bar, pascal, atmospheres, mmHg and more. Tyre pressure converter included.
⚡Energy ConverterConvert between joules, calories, kilowatt-hours, BTU and more. Food calorie vs physics calorie explained.
🔢Number Base ConverterConvert between binary, decimal, hexadecimal and octal. Custom base support, bitwise operations, bit grouping.
👟Shoe Size ConverterConvert shoe sizes between UK, US, EU, CM and Japanese sizing. Men's, women's and children's.
👗Clothing Size ConverterConvert clothing sizes between UK, US, EU, Italian, French and more. Body measurement guide included.
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Etsy Fees CalculatorCalculate exact Etsy seller fees — transaction, listing, payment processing, and offsite ads. See your real profit after all deductions.
💰Etsy Pricing CalculatorCalculate the correct selling price based on materials, labour, overheads, and desired margin. Includes all Etsy fee deductions.
🏷️Etsy Tag GeneratorGenerate and check Etsy listing tags. Get 20+ tag suggestions, score existing tags, and fill all 13 slots for maximum reach.
📝Etsy Title AnalyserScore your Etsy listing title out of 100. Checks keyword placement, length, occasion words, materials, and first-40-character impact.
🏪Etsy Shop Name GeneratorGenerate creative Etsy shop name ideas. Validates against Etsy rules (4–20 chars, letters only). Check availability on Etsy.
🧮Fiverr Fees CalculatorCalculate Fiverr seller and buyer fees. See your real earnings after the 20% commission, withdrawal fees, and monthly income projections.
📝Fiverr Gig Title ScorerScore your Fiverr gig title out of 100. Checks the "I will" format, length, keywords, differentiators, and vague word usage.
📦Fiverr Package PlannerPlan Basic, Standard, and Premium packages with pricing analysis, anchoring strategy, and effective hourly rate checks.
👤Fiverr Profile Bio OptimizerScore your Fiverr seller profile description out of 100. Get improvement suggestions and fill-in templates by service category.
🧮Upwork Fees CalculatorCalculate Upwork sliding fees (20%→10%→5%) for any contract. Breakdown by tier, lifetime client value, and Connects cost calculator.
⏱️Upwork Hourly Rate CalculatorCalculate the minimum hourly rate for Upwork. Accounts for fees, taxes, expenses, non-billable time, and profit buffer.
📄Upwork Proposal FormatterBuild winning Upwork proposals step by step. Hook, proof, plan, question, CTA framework. Save templates for similar jobs.
💷Freelance Rate CalculatorCalculate your freelance hourly and day rate. Accounts for non-billable time, expenses, UK/US tax, and profit buffer.