# Obius vs MindInbox

The clearest difference is update cadence: Obius at weekly against MindInbox's monthly. MindInbox's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Obius sells 4 in-app purchases, starting at $4.99 per month and MindInbox sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Obius ships an update weekly, MindInbox monthly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Obius | MindInbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/obius-notes-that-evolve/id6760918821/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | Freemium | — |
| Size | 23 MB | 65 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Demetri Hodges](https://appshunter.io/developer/1886797794) | [星宇 赵](https://appshunter.io/developer/1804927050) |

## What reviewers say

### 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 |


### MindInbox

[App page](https://appshunter.io/ios/app/mindinbox-ai-idea-inbox/id6761399366)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MindInbox pro monthly | $3.99 | per month |
| MindInbox pro yearly | $24.99 | per year |


## Frequently asked questions

### Is Obius free?

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

### Is MindInbox free?

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

### Do Obius or MindInbox have ads?

Neither Obius nor MindInbox shows ads.

### Which is updated more often, Obius or MindInbox?

Obius ships an update weekly, and MindInbox monthly. Most recently, Obius was updated on October 24, 2026 and MindInbox 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.*