# Seph vs OrangeWrite

The clearest difference is device support: OrangeWrite at 4 against Seph's 2. OrangeWrite also leads on iOS requirement (13.0 vs 18.5). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Seph ships an update every 4 weeks, OrangeWrite every 3 weeks. The most recent releases landed on September 29, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Seph | OrangeWrite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/seph/id6761916840/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 8 MB | 55 MB |
| Requires iOS | 18.5 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [The Superposition](https://appshunter.io/developer/1808033170) | [北京智卓凯科技有限公司](https://appshunter.io/developer/1746308700) |

## What reviewers say

### Seph

[App page](https://appshunter.io/ios/app/seph/id6761916840)

This app acts as a conversational collaborator for creators, helping to develop characters, worlds, and plots through dialogue. It builds private AI models of your creative IP, allowing you to revisit and expand upon your ideas across projects.

**Highlights:** Conversational creative development, Private AI model training, Automatic note capture, Cross-session context preservation, Export notes to Google Sheets, Voice and text input

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

**In-app purchases:** none


### OrangeWrite

[App page](https://appshunter.io/ios/app/orangewrite/id6777703659)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Seph free?

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

### Is OrangeWrite free?

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

### Do Seph or OrangeWrite have ads?

Neither Seph nor OrangeWrite shows ads.

### Which is updated more often, Seph or OrangeWrite?

Seph ships an update every 4 weeks, and OrangeWrite every 3 weeks. Most recently, Seph was updated on September 29, 2026 and OrangeWrite on September 18, 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.*