Comparison

Calc+α vs メモリ電卓

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

Head to head
About

Calc+α

This utility app simplifies daily calculations with an intuitive interface. It features a history of your calculations, allows for easy editing and recalculation, and provides convenient tax and division functions. Organize your finances and avoid manual note-taking.

Highlights
  • Calculation history and review
  • Edit past calculations and recalculate
  • Tax-inclusive and exclusive calculation modes
  • Standard and reduced tax rate switching
  • Clear division and remainder display
  • Create and copy calculation sheets
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Calc+α is an app designed to make daily calculations easier and more efficient. Each feature is intuitive, enabling anyone to use it effortlessly. Whenever there's a need for calculations, Calc+α will be your reliable partner. **Calculation Sheet with History** Calculator+α saves your past calculations in a list, allowing you to review them anytime. It displays subtotals for each calculation, making verification simple. For different purposes like travel or shopping, you can create and copy various sheets to organize your calculations. No need to note down the calculation results on paper anymore. **Mistake Correction Feature** No worries about mistakes. You can edit past calculations and recalculate. By changing numbers, adding or removing rows, you can proceed with your calculations accurately. **Tax Rate Calculation** Switch between tax-inclusive and tax-exclusive calculations with just one button. Furthermore, effortlessly switch between standard and reduced tax rates, smoothing out calculations for products with different tax rates. **Division and Remainder Calculation** With a clear remainder display, you can instantly grasp intermediate results in calculations. By setting the truncation position, you can adjust the display of remainders to your liking. No more headaches with remainders in division.

About

メモリ電卓

Features
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「普通の電卓だと、さっきの数字を忘れてしまう…」 「いくつもの計算結果をメモしながら合計したい」 そんな不便を解消するために生まれたのが、この『メモリ電卓』です。 計算結果を最大10個まで「SET(保存)」でき、いつでも呼び出せる独自のメモリエリアを搭載。 お買い物、家計簿、仕事の集計、確定申告、資産運用の利回り計算など、複数の数字を扱うすべてのシーンを強力にサポートします。 【メモリ電卓の主な特徴】 1. 複数の数字を「記憶」できる 画面下部のメモリスロットに、計算結果をワンタップで保存。 保存した数字を再度メイン画面に呼び出すのも一瞬です。 2. 保存した値の「合計・平均・最大・最小」を自動算出 チェックを入れたスロットの数字を自動で集計します。 バラバラに計算した商品の合計金額を出したり、データの平均値を確認するのに最適です。 3. 計算の「式」が見える安心感 入力中の数式がディスプレイ上部に表示されるため、どこまで打ったか、入力ミスがないかを常に確認しながら計算を進められます。 4. ワンタップでコピー&スマートな桁区切り ディスプレイ部分をタップするだけで、計算結果をクリップボードにコピー(カンマは自動除去)。他のアプリへの貼り付けもスムーズです。 5. 端末に合わせた「有効桁数」の自動最適化 お使いのデバイスの画面幅に合わせて、最大18桁までの最適な表示桁数を自動設定。大きな数字もあふれることなく正確に表示します。 【こんなシーンで便利です】 スーパーでの買い物: 商品ごとの価格を保存して、最後にまとめて合計。 家計簿・確定申告: 領収書の金額を次々とスロットに入れて集計。 お仕事の事務作業: 複数の伝票の合計や、データの平均値算出に。 投資・資産管理: 配当金や利回りのシミュレーション結果を比較・保存。

Screenshots

Calc+α4 screens
メモリ電卓3 screens

Verdict

The call

The clearest difference is in-app purchases: Calc+α at none against メモリ電卓's 1. メモリ電卓's advantage is update cadence (every 5 days vs every 3 weeks) and device support (3 vs 1). On price, ads 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. メモリ電卓 sells 1 one-off in-app purchase. Calc+α asks for nothing beyond the download.

UpkeepUpdate frequency

Calc+α ships an update every 3 weeks, メモリ電卓 every 5 days. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 5 level
Calc+α versus メモリ電卓: the parameters behind the verdict, then further details
ParameterCalc+αメモリ電卓
PriceFreeFree
Positive reviews0.0% of reviews—
Update frequencyEvery 3 weeksEvery 5 days — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.415.0 — better
Further details — not scored
Size9 MB23 MB
Age rating4+4+
DeveloperAriane Inc.ITOTSUKA

In-app purchases

None

Calc+α

No in-app purchases

1 purchases

メモリ電卓

One-time1
  • 広告の非表示$0.99

Questions

Is Calc+α free?
Calc+α is free to download, with no in-app purchases.
Is メモリ電卓 free?
メモリ電卓 is free to download, with in-app purchases available.
Do Calc+α or メモリ電卓 have ads?
Both Calc+α and メモリ電卓 show ads.
Which is updated more often, Calc+α or メモリ電卓?
Calc+α ships an update every 3 weeks, and メモリ電卓 every 5 days. Most recently, Calc+α was updated on November 2, 2026 and メモリ電卓 on November 8, 2026.

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