# Rootkeep vs ObsiKO

The clearest difference is update cadence: ObsiKO at every 6 days against Rootkeep's fortnightly. ObsiKO also leads on device support (4 vs 2). On price, ads, in-app purchases 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.

Rootkeep ships an update fortnightly, ObsiKO every 6 days. The most recent releases landed on September 30, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Rootkeep | ObsiKO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 6 days** |
| Size | 26 MB | 75 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [Amadej Jerlah](https://appshunter.io/developer/1806644947) | [Hyojin Kim](https://appshunter.io/developer/6783405453) |

## What reviewers say

### Rootkeep

[App page](https://appshunter.io/ios/app/rootkeep-personal-crm/id6760898285)

**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 Rootkeep free?

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

### Is ObsiKO free?

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

### Do Rootkeep or ObsiKO have ads?

Neither Rootkeep nor ObsiKO shows ads.

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

Rootkeep ships an update fortnightly, and ObsiKO every 6 days. Most recently, Rootkeep was updated on September 30, 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.*