Unit Converter HD. vs Uniter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Unit Converter HD.
Easily convert over 700 units across 30 categories with this powerful tool. It offers a user-friendly interface, dark mode support, and a backspace key for quick corrections. Save time on all your measurement conversion needs.
- 700+ Units of Measure
- 30 Conversion Categories
- Easy-to-Use Interface
- Dark Mode Support
- Backspace Key
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The most powerful unit converter in the market. Helps you make easy conversion between more than 700+ various units of measure in 30 categories. Discover a universal assistant for all of your unit conversion needs. Features: √ 30 Categories √ 700+ Units of Measure √ Backspace key √ Extremely Easy-to-Use √ Supports Dark Mode Save Your Time. Quickly & Easily! Universer Unit Converter Free HD URL scheme is "EWUnitConverterFree://"
Uniter
Effortlessly convert units of measurement directly within text, websites, or even through your camera. This utility automatically detects and converts units to your preferred system, supporting a vast array of measurement types.
- Automatic unit conversion
- Live side-by-side converter
- File import for conversion
- Camera text scanning
- Safari extension
- Extensive unit support
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Uniter lets you quickly convert units of measure in text, on websites in Safari, and live on the camera view. “Uniter might well be the best iPhone app for converting units we've seen yet” – iMore “(...) what called my attention with Uniter is this automatic conversion for units of measurement” – 9to5Mac ▶ AUTOMATIC CONVERSION FOR UNITS OF MEASUREMENT Get units you encounter automatically converted into your preferred unit system (Metric, Imperial or U.K.). Uniter intelligently picks the most readable, fitting unit for you. ▶ SIDE BY SIDE LIVE CONVERTER Type in text with units of measure and immediately see conversions displayed next to your input. ▶ FILE IMPORT Convert units by importing text from documents (TXT, RTF, DOC, DOCX) and PDF files. ▶ CAMERA SCAN* Point your camera at any text or label and see converted text live (requires a device with the Neural Engine). ▶ SAFARI EXTENSION* Convert units on any website using our “Convert Units via Uniter” extension for Safari. ▶ TEXT EXTENSION Share any text with “Convert Units via Uniter” to see it converted. No need to open the app! ▶ LOTS OF SUPPORTED UNITS Convert hundreds of supported unit types for: length, area, capacity (volume), mass, temperature, speed, fuel efficiency, torque, pressure, angle, duration, frequency, energy, power, concentration of mass, electric charge, electric current, electric potential, electric resistance and information storage. ▶ IPAD OPTIMIZED Leverage iPad’s large screen thanks to the optimized iPad look and feel. *Requires Uniter Pro. UNITER PRO: - Removes 500 character limit. - Adds scanning text from camera and photos. - Adds unit converter for Safari. Privacy Policy: https://uniterapp.com/privacypolicy/ Terms of Use: https://uniterapp.com/terms/
Screenshots
Verdict
The clearest difference is ads: Uniter at none against Unit Converter HD.'s shown. Uniter also leads on update cadence (every 4 days vs every 2 months). Unit Converter HD.'s advantage is review sentiment (94% vs 67%) and ratings volume (645 vs 73). On price, rating, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Unit Converter HD. sells 1 one-off in-app purchase and Uniter sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for Unit Converter HD. against 4.7 for Uniter. That said, the two scores are not equally well evidenced: Unit Converter HD. has 645 ratings behind it against 73, so its average is the more settled of the two. Written reviews are what separate them: 94% of Unit Converter HD.'s written reviews are positive against 67% of Uniter's.
Unit Converter HD. ships an update every 2 months, Uniter every 4 days. The most recent releases landed on September 19, 2026 and September 10, 2026 respectively.
| Parameter | Unit Converter HD. | Uniter |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (645 ratings) | 4.7 (73 ratings) |
| Positive reviews | 93.8% of reviews — better | 66.7% of reviews |
| Number of ratings | 645 — better | 73 |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 86 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 良峰 侯 | Arkadiusz Holko |
Customer experience
Unit Converter HD.
Uniter
Bugs and requests
Unit Converter HD.
Reported bugs
2 issues- Freezing or crashing on some devices
- Display issues with certain units
Requested features
3 requests- Add support for US weights (tons, lbs., oz.)
- Implement portrait mode support
- Provide more customization options
Uniter
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Unit Converter HD.
- Remove Ads Pack$1.99
Uniter
- Uniter Pro (Monthly)$3.991 Month
- Uniter Pro (Annual)7 Days trial$14.991 Year
- Uniter Pro (Lifetime)$39.99
Questions
Is Unit Converter HD. free?
Is Uniter free?
Which has better reviews, Unit Converter HD. or Uniter?
Do Unit Converter HD. or Uniter have ads?
Which is updated more often, Unit Converter HD. or Uniter?
Other comparisons
