| What it does | Free browser-based text, developer and math tools that run locally with zero server transmission
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| Free
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| Key features | - Word Counter - count words including Chinese and Japanese with character counts
- JSON Formatter - validate, pretty-print, and minify JSON
- Case Converter - convert between multiple text casing formats
- Loan Payment Calculator - calculate monthly payments and amortization schedules
- Base64 Encoder/Decoder - encode and decode Base64 text
- Readability Checker - score writing with Flesch Reading Ease and grade levels
- GPA Calculator - calculate semester and cumulative GPA
- Percentage Calculator - find percentages and percentage changes
- UUID Generator - generate cryptographically random UUID v4 identifiers
| - Dictionary-based counting using 126,044-word CMU Pronouncing Dictionary
- Estimated word flagging with spelling-based fallback
- Per-line syllable counts for poetry forms
- Haiku (5-7-5), tanka (5-7-5-7-7), cinquain (2-4-6-8-2) presets
- Readability metrics: syllables per word and per sentence
- Live syllable count as you type
- Text and CSV export options
- Share links with text in URL fragment
- Runs entirely in browser with no server uploads
- Word lists for one through six-syllable words
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| What makes it different | - 100% client-side execution with zero server transmission
- No account required, no sign-up, and no artificial limits
- Real-time instant execution with no latency
- Ad-free and independent collection of utilities
- Data never stored or logged on servers
| - Tells you which counts are exact dictionary lookups and which are spelling-based estimates
- Per-line syllable counts with deviation indicators for poetry
- All processing happens in your browser with no data sent to servers
- Built by a single developer with no ads, accounts or funding
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| Open source | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 5 ▲ +5 (up) since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 0 | 0 |
| Citation Flow (Majestic) | 27 | 17 |
| Referring domains (Majestic) | 2 | 2 |