# PromptShot vs ObsiKO

The clearest difference is ads: ObsiKO at none against PromptShot's shown. ObsiKO also leads on update cadence (every 6 days vs fortnightly). 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.

PromptShot ships an update fortnightly, ObsiKO every 6 days. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | PromptShot | ObsiKO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 6 days** |
| Size | 4 MB | 75 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [HYEONJIN BACK](https://appshunter.io/developer/1702696214) | [Hyojin Kim](https://appshunter.io/developer/6783405453) |

## What reviewers say

### PromptShot

[App page](https://appshunter.io/ios/app/promptshot/id6717609313)

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

**In-app purchases:** none


### ObsiKO

[App page](https://appshunter.io/ios/app/obsiko-ai-note-plus-mindmap/id6783405451)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PromptShot free?

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

### Is ObsiKO free?

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

### Do PromptShot or ObsiKO have ads?

PromptShot shows ads; ObsiKO does not.

### Which is updated more often, PromptShot or ObsiKO?

PromptShot ships an update fortnightly, and ObsiKO every 6 days. Most recently, PromptShot was updated on October 5, 2026 and ObsiKO on October 10, 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.*