# Act On This vs CastAlert

The clearest difference is update cadence: Act On This at fortnightly against CastAlert's every 6 months. 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.

Act On This ships an update fortnightly, CastAlert every 6 months. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Act On This | CastAlert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 49 MB | 24 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ACT ON THIS - THE TV ACTORS’ NETWORK LTD](https://appshunter.io/developer/1798794932) | [TombStone Dash LLC](https://appshunter.io/developer/1837279597) |

## What reviewers say

### Act On This

[App page](https://appshunter.io/ios/app/act-on-this/id6480067925)

**In-app purchases:** none


### CastAlert

[App page](https://appshunter.io/ios/app/castalert/id6751863794)

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

**In-app purchases:** none


## Frequently asked questions

### Is Act On This free?

Act On This is free to download, with no in-app purchases.

### Is CastAlert free?

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

### Do Act On This or CastAlert have ads?

Neither Act On This nor CastAlert shows ads.

### Which is updated more often, Act On This or CastAlert?

Act On This ships an update fortnightly, and CastAlert every 6 months. Most recently, Act On This was updated on October 14, 2026 and CastAlert on October 18, 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.*