# Flat Counter App vs 1000digit Calc

The clearest difference is ads: 1000digit Calc at none against Flat Counter App's shown. 1000digit Calc also leads on update cadence (weekly vs every 18 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Flat Counter App ships an update every 18 months, 1000digit Calc weekly. The most recent releases landed on September 10, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Flat Counter App | 1000digit Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Weekly** |
| Size | 23 MB | 5 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yee Man YU](https://appshunter.io/developer/1483790443) | [Yukihiro Shioya](https://appshunter.io/developer/1565306192) |

## What reviewers say

### Flat Counter App

[App page](https://appshunter.io/ios/app/flat-counter-app/id1483790444)

**Features:** macOS Compatibility

**In-app purchases:** none


### 1000digit Calc

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flat Counter App free?

Flat Counter App is free to download, with no in-app purchases.

### Is 1000digit Calc free?

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

### Do Flat Counter App or 1000digit Calc have ads?

Flat Counter App shows ads; 1000digit Calc does not.

### Which is updated more often, Flat Counter App or 1000digit Calc?

Flat Counter App ships an update every 18 months, and 1000digit Calc weekly. Most recently, Flat Counter App was updated on September 10, 2026 and 1000digit Calc on May 17, 2026.

---

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