Xmas Calculator vs ReadableCalc
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Xmas Calculator
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Christmas themed calculator your kids will love. Enjoy the holidays and be productive at the same time. Get into the Christmas spirit, your kids will find this little Christmas themed calculator very funny, while you can do your Christmas shopping calculations. Xmas Calc plays your favorite jingle-bells Christmas tune, even good ol' Santa Clause chimes in with his jolly Christmas spirit and all of his reindeer Dasher, Dancer, Prancer, Vixen, Comet, Cupid, Donder, Blitzen, and Rudolph the Red-Nosed Reindeer.
ReadableCalc
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ReadableCalc is a calculator app that displays large numbersβlike 3 trillion 500 billionβin readable units. Itβs designed to make extremely large numbers more intuitive at a glance. Main Features β’ Supports four basic operations (+, β, Γ, Γ·) β’ Displays results in English numeric units for easy readability β’ Handles decimals and negative numbers β’ DEL button for deleting one character at a time (Long press to clear the entire expression) β’ Long press on expressions or results to copy β’ Tap on the βreadableβ result to toggle display between: β’ Short scale / Long scale / Kanji numerals Additional features in landscape mode: β’ β00β, β000β, and β0000β buttons for quickly adding zeros β’ βxΒ²β and βxΒ³β buttons for quick exponentiation Note: β’ Numbers exceeding 200 digits may be rounded due to calculation and display limitations. Please be cautious if you need high precision. β’ Short scale and Long scale support numbers up to 10^198. β’ 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 Xmas Calculator's every 15 months. ReadableCalc also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Xmas Calculator ships an update every 15 months, ReadableCalc weekly. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.
| Parameter | Xmas Calculator | ReadableCalc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 15 months | Weekly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 β better |
| Further details β not scored | ||
| Size | 6 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Simon Bogh Holding ApS | YONAGARE LAB |
In-app purchases
Xmas Calculator
No in-app purchases
ReadableCalc
No in-app purchases
Questions
Is Xmas Calculator free?
Is ReadableCalc free?
Do Xmas Calculator or ReadableCalc have ads?
Which is updated more often, Xmas Calculator or ReadableCalc?
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