# AutoSignMark vs Brief

The clearest difference is update cadence: AutoSignMark at every 9 days against Brief's every 6 weeks. AutoSignMark also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. AutoSignMark sells 2 in-app purchases, starting at $29.99 per year and Brief sells 1 in-app purchase, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

AutoSignMark ships an update every 9 days, Brief every 6 weeks. Both last shipped on November 5, 2026.

## The numbers

| Metric | AutoSignMark | Brief |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 6 weeks |
| Size | 12 MB | 29 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CHUNG CHENG CHIU](https://appshunter.io/developer/1852932294) | [Vasilii Polovnikov](https://appshunter.io/developer/1716165883) |

## What reviewers say

### AutoSignMark

[App page](https://appshunter.io/ios/app/autosignmark-pdf-assistant/id6755278927)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AutoSignMark Pro Annual | $29.99 | per year |
| AutoSignMark Pro Lifetime | $79.99 | one-time |


### Brief

[App page](https://appshunter.io/ios/app/brief-ai-summarizer/id6778920959)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per 7 days |


## Frequently asked questions

### Is AutoSignMark free?

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

### Is Brief free?

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

### Do AutoSignMark or Brief have ads?

Neither AutoSignMark nor Brief shows ads.

### Which is updated more often, AutoSignMark or Brief?

AutoSignMark ships an update every 9 days, and Brief every 6 weeks. Most recently, AutoSignMark was updated on November 5, 2026 and Brief on November 5, 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.*