# SatisView App vs ChronoRate

The clearest difference is in-app purchases: SatisView App at none against ChronoRate's 1. SatisView App also leads on device support (3 vs 1) and iOS requirement (14.0 vs 17.0). ChronoRate's advantage is update cadence (every 3 weeks vs every 2 months). On price and ads there is nothing between them.

Both are free to download. ChronoRate sells 1 one-off in-app purchase. SatisView App asks for nothing beyond the download.

SatisView App ships an update every 2 months, ChronoRate every 3 weeks. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SatisView App | ChronoRate |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 14 MB | 7 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [AUO Display Plus Corporation](https://appshunter.io/developer/1700827484) | [Chieh Chung Tsou](https://appshunter.io/developer/1884205861) |

## What reviewers say

### SatisView App

[App page](https://appshunter.io/ios/app/satisview-app/id6478110400)

**Features:** macOS Compatibility

**In-app purchases:** none


### ChronoRate

[App page](https://appshunter.io/ios/app/chronorate/id6760379687)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $7.99 | one-time |


## Frequently asked questions

### Is SatisView App free?

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

### Is ChronoRate free?

ChronoRate is free to download, with in-app purchases available.

### Do SatisView App or ChronoRate have ads?

Neither SatisView App nor ChronoRate shows ads.

### Which is updated more often, SatisView App or ChronoRate?

SatisView App ships an update every 2 months, and ChronoRate every 3 weeks. Most recently, SatisView App was updated on October 5, 2026 and ChronoRate on October 8, 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.*