# PromptCast vs OmniAI Browser Mobile

The clearest difference is iOS requirement: PromptCast at 13.0 against OmniAI Browser Mobile's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PromptCast sells 5 in-app purchases, starting at $4.99 per 7 days and OmniAI Browser Mobile sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

PromptCast ships an update every 9 days, OmniAI Browser Mobile fortnightly. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | PromptCast | OmniAI Browser Mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Size | 75 MB | 3 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Mehmet Mert Dervisogullari](https://appshunter.io/developer/1820978444) | [TIEZHU KONG](https://appshunter.io/developer/1856329276) |

## What reviewers say

### PromptCast

[App page](https://appshunter.io/ios/app/promptcast/id6747354057)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $4.99 | per 7 days |
| Yearly Subscription | $69.99 | per year |
| 50 Credits | $3.99 | one-time |
| 100 Credits | $12.99 | one-time |
| 250 Credits | $29.99 | one-time |


### OmniAI Browser Mobile

[App page](https://appshunter.io/ios/app/omniai-browser-mobile/id6756325836)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Full Unlock | $19.99 | one-time |


## Frequently asked questions

### Is PromptCast free?

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

### Is OmniAI Browser Mobile free?

OmniAI Browser Mobile is free to download, with in-app purchases available.

### Do PromptCast or OmniAI Browser Mobile have ads?

Neither PromptCast nor OmniAI Browser Mobile shows ads.

### Which is updated more often, PromptCast or OmniAI Browser Mobile?

PromptCast ships an update every 9 days, and OmniAI Browser Mobile fortnightly. Most recently, PromptCast was updated on October 13, 2026 and OmniAI Browser Mobile on October 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.*