# Repeat Calc vs kong calculator

The clearest difference is ads: Repeat Calc at none against kong calculator's shown. kong calculator's advantage is update cadence (every 4 days vs every 8 days). 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.

Repeat Calc ships an update every 8 days, kong calculator every 4 days. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Repeat Calc | kong calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 8 days | **Every 4 days** |
| Size | 0 MB | 20 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Toshihiro Nakane](https://appshunter.io/developer/6799290769) | [Changyeol Seo](https://appshunter.io/developer/551904752) |

## What reviewers say

### Repeat Calc

[App page](https://appshunter.io/ios/app/repeat-calc/id1219801629)

**Features:** macOS Compatibility

**In-app purchases:** none


### kong calculator

[App page](https://appshunter.io/ios/app/kong-calculator/id1594969449)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Repeat Calc free?

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

### Is kong calculator free?

kong calculator is free to download, with no in-app purchases.

### Do Repeat Calc or kong calculator have ads?

kong calculator shows ads; Repeat Calc does not.

### Which is updated more often, Repeat Calc or kong calculator?

Repeat Calc ships an update every 8 days, and kong calculator every 4 days. Most recently, Repeat Calc was updated on October 11, 2026 and kong calculator on October 6, 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.*