Honest comparison · Updated 2026-09-18
Unitto vs Unit Converter - Best Unit App
Unit Converter - Best Unit App is one of the most-used converters on the App Store, with nearly 200,000 ratings. Unitto takes a different approach: type a natural sentence like "5 km to mi" instead of picking units from menus. Here's the honest comparison.
Dimension-by-dimension
| Dimension | Unitto | Unit Converter - Best Unit App | Edge |
|---|---|---|---|
| Input style | Type a plain query — "98.6 f to c" — and get an instant answer, no menus. | Pick a category and units from structured pickers, then read the converted value. | |
| Category breadth | Six core categories: length, weight, temperature, speed, volume, area. | 20 categories including currency with live exchange-rate updates, plus many more unit types. | |
| Currency conversion | Not supported — Unitto is for physical units, not money. | Live currency conversion for 155+ currencies is a headline feature. | |
| Speed for common conversions | Favorites and recent history mean a one-tap repeat for conversions you run often. | Swap-unit button on the keypad speeds up back-and-forth conversion. | |
| Maturity | New app, no track record yet. | Nearly 195,000 ratings at 4.8 stars — one of the category's most established apps. | |
| Pricing | One-time purchase, fully offline. | Free, with live currency data requiring network access. |
Unitto advantage · Unit Converter - Best Unit App advantage · roughly equal
Where Unitto wins
- Type it like you'd say it. "5 km to mi" is faster than hunting through category and unit pickers if you already know what you want.
- Fully offline. No live-currency network dependency to worry about — every conversion works with no connection.
- Favorites and history make repeat conversions (recipe measurements, workout units, whatever you check often) one tap.
Where Unit Converter - Best Unit App wins
- Currency and 20 categories — if you need to convert money or a less common unit type, Unitto simply doesn't cover that ground.
- Massive track record. Nearly 200,000 ratings means almost every edge case has already been found and fixed.
Pick Unitto if…
You convert everyday physical units (length, weight, temperature, speed, volume, area) and want a fast, offline, type-it-and-go tool.
See UnittoPick Unit Converter - Best Unit App if…
You need currency conversion or one of the many other unit categories Unitto doesn't cover, and want the most battle-tested option.
Visit Unit Converter - Best Unit App siteUnitto is a faster, narrower tool for the units most people actually convert day-to-day; Unit Converter - Best Unit App is the broader Swiss-army-knife choice.
Frequently asked questions
What's the main difference between Unitto and Unit Converter - Best Unit App?+
Unit Converter - Best Unit App is one of the most-used converters on the App Store, with nearly 200,000 ratings. Unitto takes a different approach: type a natural sentence like "5 km to mi" instead of picking units from menus. Here's the honest comparison.
Should I choose Unitto or Unit Converter - Best Unit App?+
Pick Unitto if: You convert everyday physical units (length, weight, temperature, speed, volume, area) and want a fast, offline, type-it-and-go tool. Pick Unit Converter - Best Unit App if: You need currency conversion or one of the many other unit categories Unitto doesn't cover, and want the most battle-tested option.
What can Unitto do that Unit Converter - Best Unit App can't?+
Type it like you'd say it. "5 km to mi" is faster than hunting through category and unit pickers if you already know what you want. Fully offline. No live-currency network dependency to worry about — every conversion works with no connection. Favorites and history make repeat conversions (recipe measurements, workout units, whatever you check often) one tap.
Where does Unit Converter - Best Unit App win over Unitto?+
Currency and 20 categories — if you need to convert money or a less common unit type, Unitto simply doesn't cover that ground. Massive track record. Nearly 200,000 ratings means almost every edge case has already been found and fixed.
How much does Unitto cost compared to Unit Converter - Best Unit App?+
Unitto: One-time purchase, fully offline. Unit Converter - Best Unit App: Free, with live currency data requiring network access.