AddCalculator vs String search calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AddCalculator
This utility automatically sums numbers as you input them, streamlining quick calculations. Create custom buttons for frequently used values and review your calculation history. It offers undo/redo functionality and supports two color themes for a personalized experience.
- Automatic addition on number press
- Customizable number buttons
- Calculation history log
- Undo and redo functionality
- Dual color mode support
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- Each time you press a number, it automatically adds up, allowing you to calculate the sum quickly. - You can create a button by specifying the number you want. - You can check the history of calculated numbers at any time. - You can undo and redo. - Supports two color modes.
String search calculator
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Displays the formula with the most frequent calculation result from the past calculation history. (Which formula is entered the most repeatedly)
Screenshots
Verdict
The clearest difference is update cadence: AddCalculator at every 5 days against String search calculator's every 2 weeks. String search calculator's advantage is device support (3 vs 1) and iOS requirement (15.8.3 vs 17.0). On price, ads and in-app purchases 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.
AddCalculator ships an update every 5 days, String search calculator every 2 weeks. The most recent releases landed on October 4, 2026 and October 20, 2026 respectively.
| Parameter | AddCalculator | String search calculator |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.8.3 — better |
| Further details — not scored | ||
| Size | 6 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | Minseong Kim | Hideaki Uchikoshi |
In-app purchases
AddCalculator
No in-app purchases
String search calculator
No in-app purchases
Questions
Is AddCalculator free?
Is String search calculator free?
Do AddCalculator or String search calculator have ads?
Which is updated more often, AddCalculator or String search calculator?
Other comparisons
