# kong calculator vs Quintuple Calc

The clearest difference is update cadence: kong calculator at every 4 days against Quintuple Calc's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

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

kong calculator ships an update every 4 days, Quintuple Calc every 2 weeks. The most recent releases landed on June 5, 2026 and August 3, 2026 respectively.

## The numbers

| Metric | kong calculator | Quintuple Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 20 MB | 36 MB |
| Requires iOS | **15.0** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Changyeol Seo](https://appshunter.io/developer/551904752) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### kong calculator

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Quintuple Calc

[App page](https://appshunter.io/ios/app/quintuple-calc/id6742364690)

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

**In-app purchases:** none


## Frequently asked questions

### Is kong calculator free?

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

### Is Quintuple Calc free?

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

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

Both kong calculator and Quintuple Calc show ads.

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

kong calculator ships an update every 4 days, and Quintuple Calc every 2 weeks. Most recently, kong calculator was updated on June 5, 2026 and Quintuple Calc on August 3, 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.*