Calculator vs Data Converter.
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator
This calculator app features a unique hexagonal interface with color-coded buttons for easy operation. It offers a comprehensive set of mathematical functions, including basic operations, trigonometry, logarithms, and memory functions, optimized for touch control.
- Unique hexagonal button layout
- Full scientific and basic math functions
- Trigonometric and logarithmic operations
- Memory functions (m+, m-, AC)
- Radian/degree toggle
- Color-coded buttons
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A calculator with a unique hexagonal interface where all buttons are arranged in a honeycomb pattern. Features: - Non-standard button layout in hexagonal shapes - Complete set of mathematical functions: basic operations, trigonometric functions (sin, cos, tan, sinh, cosh, tanh), logarithms (ln, log₁₀), powers and roots - Additional functions: percentages, constants (π, e), exponential operations - Memory buttons (m+, m-, AC) - Radian/degree toggle (Rad) - Scientific notation (EE) - Color-coded buttons for different operation types The interface is optimized for touch control on iPad. The hexagonal grid provides an ergonomic arrangement of frequently used functions around the numeric keypad.
Data Converter.
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The most complete data unit converter. Supports bits, bytes, base 10 and 1024. Automatic history, instant copy and 28 languages. Fast, accurate and free!
Screenshots
Verdict
The clearest difference is in-app purchases: Data Converter. at none against Calculator's 1. Data Converter. also leads on update cadence (every 10 days vs every 2 months) and iOS requirement (15.0 vs 18.0). On price, ads 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. Calculator sells 1 one-off in-app purchase. Data Converter. asks for nothing beyond the download.
Calculator ships an update every 2 months, Data Converter. every 10 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Calculator | Data Converter. |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Vision Pro | iPhone, iPad, iPod |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 3 MB |
| Age rating | 9+ | 4+ |
| Developer | Maxim Frolov | Luis Borges |
In-app purchases
Calculator
- Scientific Version$4.99
Data Converter.
No in-app purchases
