# Calculator with reverse screen vs CalcBin

The clearest difference is in-app purchases: Calculator with reverse screen at none against CalcBin's 1. Calculator with reverse screen also leads on update cadence (fortnightly vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

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

Calculator with reverse screen ships an update fortnightly, CalcBin every 6 months. The most recent releases landed on October 4, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Calculator with reverse screen | CalcBin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 35 MB | 17 MB |
| Requires iOS | 15.8.3 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Joaquin Alejandro Bondulich](https://appshunter.io/developer/1361881385) |

## What reviewers say

### Calculator with reverse screen

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

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcBin

[App page](https://appshunter.io/ios/app/calcbin/id6630368724)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Calculator with reverse screen free?

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

### Is CalcBin free?

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

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

Both Calculator with reverse screen and CalcBin show ads.

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

Calculator with reverse screen ships an update fortnightly, and CalcBin every 6 months. Most recently, Calculator with reverse screen was updated on October 4, 2026 and CalcBin on October 18, 2026.

---

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