# WriteFlow vs Obius

WriteFlow and Obius are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. WriteFlow sells 3 in-app purchases, starting at $6.99 per month 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.

On the App Store both sit at effectively the same score — 5.0 for WriteFlow against 5.0 for Obius. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

WriteFlow ships an update every 5 days, Obius weekly. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | WriteFlow | Obius |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/writeflow-ai-writing-keyboard/id6759579216/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/obius-notes-that-evolve/id6760918821/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Freemium | Freemium |
| Size | 27 MB | 23 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Juraj Gajdos](https://appshunter.io/developer/1879621198) | [Demetri Hodges](https://appshunter.io/developer/1886797794) |

## What reviewers say

### WriteFlow

[App page](https://appshunter.io/ios/app/writeflow-ai-writing-keyboard/id6759579216)

Enhance your writing directly within any app. This AI-powered keyboard offers instant grammar correction, text rewriting, translation, and tone adjustment. Improve your messages, emails, and social media posts effortlessly.

**Highlights:** Instant grammar and spelling correction, Text rewriting and paraphrasing, Multilingual translation, Tone adjustment (professional, friendly, etc.), Customizable AI prompts, Works across multiple apps

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WriteFlow AI Keyboard | $6.99 | per month |
| WriteFlow AI Keyboard | $39.99 | per 6 months |
| WriteFlow AI Keyboard | $49.99 | per year |


### 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 WriteFlow free?

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

### Is Obius free?

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

### Which has better reviews, WriteFlow or Obius?

WriteFlow and Obius are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do WriteFlow or Obius have ads?

Neither WriteFlow nor Obius shows ads.

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

WriteFlow ships an update every 5 days, and Obius weekly. Most recently, WriteFlow 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.*