flowQ vs Unit Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
flowQ
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Unit Converter
Easily perform instant unit conversions across a vast array of categories, from engineering to everyday life. Features include dark mode, favorites, and dual language support for enhanced usability. Ideal for scientists, engineers, students, and anyone needing quick, accurate conversions.
- Extensive conversion categories
- Dark mode for night use
- Favorite frequently used conversions
- Dual language support
- Offline functionality
- User feedback option
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Convert 1,000+ units across 80+ converters—from everyday measurements to advanced engineering and scientific units. Unit Converter - Scientific is fast, accurate, free, and completely ad-free. WHY YOU’LL LOVE IT • 80+ converters and 1,000+ units • Metric and imperial measurement systems • Fast and accurate results • Standard unit conversions work offline • Save frequently used conversions as favorites • Comfortable dark mode • No account required • Available in English, Turkish, German, French, Spanish, and Brazilian Portuguese • All conversion tools remain free; optional tips unlock no features POPULAR CONVERSIONS • Length: centimeters, inches, meters, feet, miles, and kilometers • Weight and mass: kilograms, pounds, ounces, and grams • Temperature: Celsius, Fahrenheit, and Kelvin • Volume: milliliters, liters, cups, and gallons • Speed: miles per hour and kilometers per hour • Pressure: PSI, bar, pascal, and more • Currency conversion ADVANCED SCIENTIFIC AND ENGINEERING TOOLS Convert energy, power, force, torque, density, acceleration, flow, viscosity, electricity, magnetism, light, heat transfer, and radiology units—all in one clean interface. Whether you are an engineer, scientist, student, traveler, or simply need a quick everyday conversion, Unit Converter - Scientific gives you the tools you need without ads or unnecessary complexity.
Screenshots
Verdict
The clearest difference is update cadence: Unit Converter at weekly against flowQ's every 5 months. flowQ's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 17.0). On price, ads and in-app purchases 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.
flowQ ships an update every 5 months, Unit Converter weekly. The most recent releases landed on October 2, 2026 and November 4, 2026 respectively.
| Parameter | flowQ | Unit Converter |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (18 ratings) — better |
| Positive reviews | — | 90.0% of reviews |
| Number of ratings | — | 18 — better |
| Update frequency | Every 5 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 8.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 71 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Reisenbauer Solutions GmbH | Ahmet Burak Albayrak |
In-app purchases
flowQ
No in-app purchases
Unit Converter
No in-app purchases
Questions
Is flowQ free?
Is Unit Converter free?
Do flowQ or Unit Converter have ads?
Which is updated more often, flowQ or Unit Converter?
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