# sunKOL vs Calorie Challenger

sunKOL and Calorie Challenger are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

sunKOL ships an update every 2 months, Calorie Challenger monthly. The most recent releases landed on June 9, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | sunKOL | Calorie Challenger |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 24 MB | 147 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SUN NET TECHNOLOGIES CO., LTD.](https://appshunter.io/developer/495082646) | [Jon-Chao Hong](https://appshunter.io/developer/547495524) |

## What reviewers say

### sunKOL

[App page](https://appshunter.io/ios/app/sunkol/id6447946463)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calorie Challenger

[App page](https://appshunter.io/ios/app/calorie-challenger/id6450919460)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is sunKOL free?

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

### Is Calorie Challenger free?

Calorie Challenger is free to download, with no in-app purchases.

### Do sunKOL or Calorie Challenger have ads?

Neither sunKOL nor Calorie Challenger shows ads.

### Which is updated more often, sunKOL or Calorie Challenger?

sunKOL ships an update every 2 months, and Calorie Challenger monthly. Most recently, sunKOL was updated on June 9, 2026 and Calorie Challenger on September 7, 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.*