# 1000digit Calc vs Calculator 4U

The clearest difference is update cadence: 1000digit Calc at weekly against Calculator 4U's every 3 weeks. 1000digit Calc also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

1000digit Calc ships an update weekly, Calculator 4U every 3 weeks. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 1000digit Calc | Calculator 4U |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/1000digit-calc/id6463856899/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 5 MB | 2 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yukihiro Shioya](https://appshunter.io/developer/1565306192) | [Naseer Mohammed](https://appshunter.io/developer/1794812503) |

## What reviewers say

### 1000digit Calc

[App page](https://appshunter.io/ios/app/1000digit-calc/id6463856899)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculator 4U

[App page](https://appshunter.io/ios/app/calculator-4u/id6741595255)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 1000digit Calc free?

1000digit Calc is free to download, with no in-app purchases.

### Is Calculator 4U free?

Calculator 4U is free to download, with no in-app purchases.

### Do 1000digit Calc or Calculator 4U have ads?

Neither 1000digit Calc nor Calculator 4U shows ads.

### Which is updated more often, 1000digit Calc or Calculator 4U?

1000digit Calc ships an update weekly, and Calculator 4U every 3 weeks. Most recently, 1000digit Calc was updated on October 24, 2026 and Calculator 4U on October 6, 2026.

---

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