Comparison

appCalculator vs Thumb calculator

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

Head to head

About

appCalculator

Features

Read full description

計算結果を記録するアプリです。使い方は電卓と同じです。操作方法［AC］：入力中の計算式、演算子、数値をクリアします。［+/-］：入力中の符号を変更します。［←］：入力中の数値を一桁消します。［C］：入力中の数値またか演算式をクリアします。［＝］：計算結果と計算式が一覧に表示されます。［演算］：計算結果が青文字で表示されます。・左上のベルマークをタップするとボタンを押した時に振動するようになります。・右上のゴミ箱マークをタップすると一覧が全て消すことができます。・一覧は最大３行表示されます。・一覧をタップすると演算結果が入力欄に表示されます。・一覧を左にスワイプすると計算式の全体表示、行の削除が行えます。

About

Thumb calculator

Features

Read full description

A calculator that is easy to operate with just the thumb of one hand, even on large-screen smartphones. *Specially placed numeric keypad

Screenshots

appCalculator4 screens

Thumb calculator1 screens

Verdict

The call

The clearest difference is ads: appCalculator at none against Thumb calculator's shown. Thumb calculator's advantage is update cadence (every 2 weeks vs every 48 months) and device support (3 vs 1). On price, in-app purchases and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

appCalculator ships an update every 48 months, Thumb calculator every 2 weeks. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 3 level

appCalculator versus Thumb calculator: the parameters behind the verdict, then further details
Parameter	appCalculator	Thumb calculator
Price	Free	Free
Update frequency	Every 48 months	Every 2 weeks — better
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone	iPhone, iPad, iPod — better
Requires iOS	16.6	15.8.3 — better
Further details — not scored
Size	0 MB	35 MB
Age rating	4+	4+
Developer	Masato Takahashi	Hideaki Uchikoshi

In-app purchases

None

appCalculator

No in-app purchases

None

Thumb calculator

No in-app purchases

Questions

Is appCalculator free?

appCalculator is free to download, with no in-app purchases.

Is Thumb calculator free?

Thumb calculator is free to download, with no in-app purchases.

Do appCalculator or Thumb calculator have ads?

Thumb calculator shows ads; appCalculator does not.

Which is updated more often, appCalculator or Thumb calculator?

appCalculator ships an update every 48 months, and Thumb calculator every 2 weeks. Most recently, appCalculator was updated on October 25, 2026 and Thumb calculator on October 30, 2026.