# CalcuMem vs Calculator with reverse screen

The clearest difference is in-app purchases: Calculator with reverse screen at none against CalcuMem's 2. Calculator with reverse screen also leads on update cadence (fortnightly vs every 3 months). CalcuMem's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CalcuMem sells 1 one-off in-app purchase. Calculator with reverse screen asks for nothing beyond the download.

CalcuMem ships an update every 3 months, Calculator with reverse screen fortnightly. The most recent releases landed on October 19, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | CalcuMem | Calculator with reverse screen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calcumem/id1507207055/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 1 MB | 35 MB |
| Requires iOS | **15.0** | 15.8.3 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Asser Reda](https://appshunter.io/developer/1506908645) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### CalcuMem

[App page](https://appshunter.io/ios/app/calcumem/id1507207055)

This calculator app offers a unique approach to memory functions, allowing users to add comments and photos to saved calculations. It's designed for everyday use, from budgeting to loan analysis, with an enhanced interface for better performance.

**Highlights:** Editable memory buttons, Comments for memory entries, Photo attachments to memory, Comprehensive memory storage, Enhanced performance interface, Everyday calculation tools

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| "Purchase 40 Rows" | $3.99 | one-time |


### Calculator with reverse screen

[App page](https://appshunter.io/ios/app/calculator-with-reverse-screen/id6497792768)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CalcuMem free?

CalcuMem is free to download, with in-app purchases available.

### Is Calculator with reverse screen free?

Calculator with reverse screen is free to download, with no in-app purchases.

### Do CalcuMem or Calculator with reverse screen have ads?

Calculator with reverse screen shows ads; CalcuMem does not.

### Which is updated more often, CalcuMem or Calculator with reverse screen?

CalcuMem ships an update every 3 months, and Calculator with reverse screen fortnightly. Most recently, CalcuMem was updated on October 19, 2026 and Calculator with reverse screen on October 4, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*