# FocusReader Pro vs Obius

The clearest difference is ads: Obius at none against FocusReader Pro's shown. Obius also leads on update cadence (weekly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. FocusReader Pro sells 2 in-app purchases, starting at $39.99 per year and Obius sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

FocusReader Pro ships an update every 2 months, Obius weekly. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | FocusReader Pro | Obius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/obius-notes-that-evolve/id6760918821/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | — | Freemium |
| Size | 8 MB | 23 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Liu Yang](https://appshunter.io/developer/1836334792) | [Demetri Hodges](https://appshunter.io/developer/1886797794) |

## What reviewers say

### FocusReader Pro

[App page](https://appshunter.io/ios/app/focusreader-pro/id6759478111)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FocusReader Pro Yearly Subscription | $39.99 | per year |
| FocusReader Pro Lifetime | $119.99 | one-time |


### Obius

[App page](https://appshunter.io/ios/app/obius-notes-that-evolve/id6760918821)

This app offers a visual workspace for organizing notes and ideas. It allows for reusable content blocks, color-coded sections for intent, and AI-powered features for content generation and semantic search. It prioritizes privacy with local-first storage and end-to-end encryption.

**Highlights:** Visual workspace for notes and ideas, Reusable content blocks (Loops), Color-coded sections by intent, AI-powered content generation and search, Version history and snapshots, Offline functionality and end-to-end encryption

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Obius Pro Founder | $4.99 | per month |
| Obius Pro Monthly | $9.99 | per month |
| Pro Annual | $79.99 | per year |
| Power Pack | $9.99 | one-time |


## Frequently asked questions

### Is FocusReader Pro free?

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

### Is Obius free?

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

### Do FocusReader Pro or Obius have ads?

FocusReader Pro shows ads; Obius does not.

### Which is updated more often, FocusReader Pro or Obius?

FocusReader Pro ships an update every 2 months, and Obius weekly. Most recently, FocusReader Pro was updated on September 30, 2026 and Obius 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.*