# SUNFOREST H100 vs Watch Rate Checker

The clearest difference is iOS requirement: SUNFOREST H100 at 11.0 against Watch Rate Checker's 18.2. On price, update cadence, 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.

SUNFOREST H100 ships an update every 3 days, Watch Rate Checker every 4 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SUNFOREST H100 | Watch Rate Checker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Size | 11 MB | 1 MB |
| Requires iOS | **11.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SUNFOREST](https://appshunter.io/developer/1448792093) | [Kazunari Hiyoshi](https://appshunter.io/developer/517438375) |

## What reviewers say

### SUNFOREST H100

[App page](https://appshunter.io/ios/app/sunforest-h100-nir/id6738406542)

**Features:** macOS Compatibility

**In-app purchases:** none


### Watch Rate Checker

[App page](https://appshunter.io/ios/app/watch-rate-checker/id6744782470)

**In-app purchases:** none


## Frequently asked questions

### Is SUNFOREST H100 free?

SUNFOREST H100 is free to download, with no in-app purchases.

### Is Watch Rate Checker free?

Watch Rate Checker is free to download, with no in-app purchases.

### Do SUNFOREST H100 or Watch Rate Checker have ads?

Neither SUNFOREST H100 nor Watch Rate Checker shows ads.

### Which is updated more often, SUNFOREST H100 or Watch Rate Checker?

SUNFOREST H100 ships an update every 3 days, and Watch Rate Checker every 4 days. Most recently, SUNFOREST H100 was updated on October 27, 2026 and Watch Rate Checker on October 28, 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.*