# TabTool vs GPM Horizon

The clearest difference is update cadence: GPM Horizon at monthly against TabTool's every 2 months. GPM Horizon also leads on iOS requirement (13.0 vs 15.0). 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.

TabTool ships an update every 2 months, GPM Horizon monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | TabTool | GPM Horizon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 13 MB | 56 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TabTool GmbH](https://appshunter.io/developer/930257710) | [Green Power Monitor](https://appshunter.io/developer/1478605746) |

## What reviewers say

### TabTool

[App page](https://appshunter.io/ios/app/tabtool/id930257711)

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

**In-app purchases:** none


### GPM Horizon

[App page](https://appshunter.io/ios/app/gpm-horizon/id1469402652)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TabTool free?

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

### Is GPM Horizon free?

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

### Do TabTool or GPM Horizon have ads?

Neither TabTool nor GPM Horizon shows ads.

### Which is updated more often, TabTool or GPM Horizon?

TabTool ships an update every 2 months, and GPM Horizon monthly. Most recently, TabTool was updated on November 6, 2026 and GPM Horizon on November 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.*