Comparison

ReadableCalc vs CalcLink

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

ReadableCalc

Features
Read full description

ReadableCalc is a calculator app that displays large numbersβ€”like 3 trillion 500 billionβ€”in readable units. It’s designed to make extremely large numbers more intuitive at a glance. Main Features β€’ Supports four basic operations (+, βˆ’, 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 β€œreadable” result to toggle display between: β€’ Short scale / Long scale / Kanji numerals Additional features in landscape mode: β€’ β€œ00”, β€œ000”, and β€œ0000” buttons for quickly adding zeros β€’ β€œx²” and β€œx³” 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.

About

CalcLink

Features
Read full description

1. Key Features CalcLink - Calculator for Windows is a calculator app that lets you quickly send calculation results from your iPhone or iPad to a Windows PC, and also use your device as a numpad-style input helper. Instead of stopping at calculation, CalcLink helps you enter results directly into Windows or use your iPhone or iPad as a simple input pad. It is useful for spreadsheets, accounting software, browser forms, and other PC tasks that involve frequent numeric input. 2. Overview CalcLink works as a standard calculator, and by connecting with the Windows app Koyomi-Link, it can send calculation results and numpad input to your Windows PC. You can choose between Direct Input and Copy and Paste sending modes. You can also add Enter or Tab after sending a value, making repetitive data entry smoother. Even without Windows integration, CalcLink can be used as a regular calculator and scientific calculator. 3. Feature List - Standard calculator - Scientific calculator - Tax included / tax excluded calculation - Memory functions - Send calculation results to Windows - Direct Input / Copy and Paste sending modes - Enter / Tab after sending - Numpad-style Windows input helper - Tab / Enter / Backspace / Delete / arrow keys - Copy / Paste operations - Japanese and English support 4. Feature Details β–  Standard Calculator CalcLink provides a simple and easy-to-use calculator for everyday arithmetic. It also supports tax included / tax excluded calculation and memory functions, making it useful for shopping, office work, and accounting tasks. β–  Scientific Calculator In addition to standard calculation, CalcLink includes a scientific calculator mode. You can switch modes within the same app when you need more advanced calculations. β–  Send Results to Windows By connecting with Koyomi-Link, CalcLink can send calculation results to your Windows PC. You can choose between Direct Input and Copy and Paste sending modes. β–  Enter / Tab After Sending CalcLink can automatically add Enter or Tab after sending a calculation result. This is useful when you want to send a value and move to the next cell or input field in spreadsheets, accounting software, or forms. β–  Numpad-Style Windows Input Helper The numpad tab lets you send numbers and symbols to Windows. It also supports Tab, Enter, Backspace, Delete, arrow keys, Copy, and Paste, allowing your iPhone or iPad to work as a simple numpad and input helper. 5. Summary CalcLink - Calculator for Windows is designed for users who want to calculate at hand and quickly enter the result into a Windows PC. You can use it as a regular calculator, and enable Windows integration or numpad input support when needed. It is recommended for anyone who wants to make numeric input during PC work smoother and faster. Note: Windows integration requires the separate Windows app Koyomi-Link.

Screenshots

ReadableCalc3 screens
CalcLink3 screens

Verdict

The call

The clearest difference is iOS requirement: ReadableCalc at 12.0 against CalcLink's 17.0. On price, update cadence, ads and in-app purchases 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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

ReadableCalc ships an update weekly, CalcLink every 6 days. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard1 real difference Β· 5 level
ReadableCalc versus CalcLink: the parameters behind the verdict, then further details
ParameterReadableCalcCalcLink
PriceFreeFree
Update frequencyWeeklyEvery 6 days β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS12.0 β€” better17.0
Further details β€” not scored
Size28 MB1 MB
Age rating4+4+
DeveloperYONAGARE LABSatoshi Sakuma

In-app purchases

None

ReadableCalc

No in-app purchases

None

CalcLink

No in-app purchases

Questions

Is ReadableCalc free?
ReadableCalc is free to download, with no in-app purchases.
Is CalcLink free?
CalcLink is free to download, with no in-app purchases.
Do ReadableCalc or CalcLink have ads?
Neither ReadableCalc nor CalcLink shows ads.
Which is updated more often, ReadableCalc or CalcLink?
ReadableCalc ships an update weekly, and CalcLink every 6 days. Most recently, ReadableCalc was updated on November 8, 2026 and CalcLink on November 5, 2026.

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