CalcN vs Conversion!
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CalcN
A straightforward calculator app designed for ease of use with large buttons. It simplifies basic calculations, including percentage functions, making it ideal for quick arithmetic tasks.
- Large buttons
- Easy to use
- Percentage calculation
- Basic arithmetic
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Ein einfacher Taschenrechner, große Tasten, einfachste Handhabung, Prozentrechnung.
Conversion!
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Unit Converter – Fast, Accurate and Easy to Use Unit Converter is the perfect companion for quickly and accurately converting a wide variety of units. Whether you're at home, at work, in school, at university, or on the go, the app provides reliable results with an intuitive and easy-to-use interface. Features • Fast and precise unit conversions • Clean and intuitive user interface • Instant calculations while typing • Wide range of conversion categories • High calculation accuracy • Perfect for everyday use, education, engineering and professional work • Optimized for both iPhone and iPad • Simple, fast and efficient operation Available Categories Depending on the version, the app includes many conversion categories such as: • Length • Area • Volume • Weight • Speed • Temperature • Pressure • Energy • Power • Time • Angle • Digital Storage • Force • Density • Frequency • Currency and many more. Whether you need a quick conversion for everyday life or accurate engineering calculations, Unit Converter gives you reliable results in seconds.
Screenshots
Verdict
The clearest difference is update cadence: CalcN at every 5 months against Conversion!'s every 20 months. CalcN also leads on iOS requirement (15.6 vs 26.0). 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.
CalcN ships an update every 5 months, Conversion! every 20 months. The most recent releases landed on August 6, 2026 and September 20, 2026 respectively.
| Parameter | CalcN | Conversion! |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 5 months — better | Every 20 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 26.0 |
| Further details — not scored | ||
| Size | 1 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | RG-EDV | Gerhard Lentschik |
In-app purchases
CalcN
No in-app purchases
Conversion!
No in-app purchases
Questions
Is CalcN free?
Is Conversion! free?
Do CalcN or Conversion! have ads?
Which is updated more often, CalcN or Conversion!?
Other comparisons
