Extract Numbers and SUM vs ieRcalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Extract Numbers and SUM
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Extract the numbers from the string and add them up This app does not have OCR function. When reading characters with OCR The google app, google lens (google app) is convenient. example milk 200 → 200 fish 1,000 → 1000 Bread 500 → 500 1+2+3 → 6 ※Calculation for formulas
ieRcalc
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ieRcalcは、計算内容を3つのステージに分けて整理できる電卓アプリです。 見積もりや集計のように複数の項目を扱う場面では、通常の電卓だけでは入力内容や合計を確認しづらいことがあります。ieRcalcなら、ステージごとに項目を分けて入力し、合計を見ながら計算を進められます。 仕事での見積もり管理や作業費の集計はもちろん、買い物、旅行費用、割り勘、家計のメモなど、日常の計算にも使いやすい設計です。テンプレート保存や自動保存にも対応しているため、繰り返し使う計算もスムーズに行えます。
Screenshots
Verdict
The clearest difference is ads: ieRcalc at none against Extract Numbers and SUM's shown. ieRcalc also leads on update cadence (every 4 days vs every 4 months). Extract Numbers and SUM's advantage is iOS requirement (13.0 vs 15.1). On price, 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.
Extract Numbers and SUM ships an update every 4 months, ieRcalc every 4 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.
| Parameter | Extract Numbers and SUM | ieRcalc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 22 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | ikeda tomoki | REI KAMIKURA |
In-app purchases
Extract Numbers and SUM
No in-app purchases
ieRcalc
No in-app purchases









