ConvertOne vs Unit converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ConvertOne
Read full descriptionHide full description
Convert all your units instantly with a smooth, ultra-simple interface. Precision, favorites, and clear results — a converter that combines simplicity and reliability.
Unit converter
Read full descriptionHide full description
UnitFlow is a smart, professional unit converter designed for fast and accurate results. Convert across 14 categories: Pressure, Length, Power, Flow, Area, Energy, Speed, Volume, Density, Acceleration, Force, Mass, Temperature, and Angle Why users choose UnitFlow: - Real-time conversion as you type - Smart input detection (for example: 10 km, 5 bar) - Scientific notation support for technical values - Adjustable precision (2-10 decimals) plus precision mode - Quick unit search and easy unit swap - Save favorite conversion pairs - Local conversion history (last 20 entries) - View all conversions mode from one input - Locale-aware number formatting - Light, dark, or system theme - Optional screen rotation lock - Works fully offline, with no account required Built for engineering tasks and everyday use, UnitFlow helps you convert units quickly and confidently wherever you are.
Screenshots
Verdict
The clearest difference is update cadence: ConvertOne at every 2 days against Unit converter's every 3 months. On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
ConvertOne ships an update every 2 days, Unit converter every 3 months. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.
| Parameter | ConvertOne | Unit converter |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 32 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | ETHAN FRANCIS DARSTEIN | Claudio Fusillo |
In-app purchases
ConvertOne
No in-app purchases
Unit converter
No in-app purchases
Questions
Is ConvertOne free?
Is Unit converter free?
Do ConvertOne or Unit converter have ads?
Which is updated more often, ConvertOne or Unit converter?
Other comparisons
