# 9Tracking vs ESRschedule

The clearest difference is ads: ESRschedule at none against 9Tracking's shown. ESRschedule also leads on update cadence (every 3 weeks vs every 21 months). 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.

9Tracking ships an update every 21 months, ESRschedule every 3 weeks. The most recent releases landed on September 21, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | 9Tracking | ESRschedule |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 21 months | **Every 3 weeks** |
| Size | 44 MB | 20 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Trinh Ngoc Luong](https://appshunter.io/developer/1759282007) | [WORKZ360 LLC](https://appshunter.io/developer/1557606932) |

## What reviewers say

### 9Tracking

[App page](https://appshunter.io/ios/app/9tracking-package-tracker/id6575350867)

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

**In-app purchases:** none


### ESRschedule

[App page](https://appshunter.io/ios/app/esrschedule/id6748704896)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 9Tracking free?

9Tracking is free to download, with no in-app purchases.

### Is ESRschedule free?

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

### Do 9Tracking or ESRschedule have ads?

9Tracking shows ads; ESRschedule does not.

### Which is updated more often, 9Tracking or ESRschedule?

9Tracking ships an update every 21 months, and ESRschedule every 3 weeks. Most recently, 9Tracking was updated on September 21, 2026 and ESRschedule on September 13, 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.*