BasicCalc vs ReadableCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BasicCalc
This app offers both basic and advanced scientific calculation modes with a clean interface and large buttons. It features a persistent history of your last 30 operations and works offline on your iPhone or iPad.
- Basic and Scientific calculation modes
- Large, easy-to-tap buttons
- Persistent calculation history (last 30 ops)
- Works offline
- Dark theme option
- Supports iPhone and iPad
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*** #1 App Calculator in 10 countries! *** No ads or Purchases, just Math! *** BIG Buttons! *** Basic and Simple! ----------------------------------------------------- BasicCalc is the calculator that adapts to you. Start in Basic mode for everyday math, then switch to Scientific mode when you need more power — all in one tap. BASIC MODE • Clean, distraction-free calculator for daily use • Large buttons designed for easy tapping • Left-to-right calculation — what you see is what you get SCIENTIFIC MODE • Full scientific calculator with proper operator precedence • Trigonometric functions: sin, cos, tan, asin, acos, atan • Logarithms: ln, log • Powers and roots: x², x³, √, ∛, ^ • Constants: π, e, random number generator • Parentheses for complex expressions • Degree/Radian toggle • 2nd button doubles available functions SMART FEATURES • Persistent calculation history — review your last 30 operations • Works on both iPhone and iPad • Dark theme — easy on your eyes • No account needed, no internet required Download BasicCalc — the only calculator you need.
ReadableCalc
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ReadableCalc is a calculator app that displays large numbers—like 3 trillion 500 billion—in readable units. It’s designed to make extremely large numbers more intuitive at a glance. Main Features • Supports four basic operations (+, −, ×, ÷) • Displays results in English numeric units for easy readability • Handles decimals and negative numbers • DEL button for deleting one character at a time (Long press to clear the entire expression) • Long press on expressions or results to copy • Tap on the “readable” result to toggle display between: • Short scale / Long scale / Kanji numerals Additional features in landscape mode: • “00”, “000”, and “0000” buttons for quickly adding zeros • “x²” and “x³” buttons for quick exponentiation Note: • Numbers exceeding 200 digits may be rounded due to calculation and display limitations. Please be cautious if you need high precision. • Short scale and Long scale support numbers up to 10^198. • Kanji numeral display supports up to 10^72. Larger numbers are shown in Arabic numerals instead.
Screenshots
Verdict
The clearest difference is update cadence: ReadableCalc at weekly against BasicCalc's every 17 months. ReadableCalc also leads on iOS requirement (12.0 vs 15.6). 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.
BasicCalc ships an update every 17 months, ReadableCalc weekly. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.
| Parameter | BasicCalc | ReadableCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 17 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Rodrigo Belloso | YONAGARE LAB |
In-app purchases
BasicCalc
No in-app purchases
ReadableCalc
No in-app purchases









