# Fabius vs Leashless

The clearest difference is in-app purchases: Leashless at none against Fabius's 3. Leashless also leads on update cadence (daily vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Fabius sells 3 one-off in-app purchases. Leashless asks for nothing beyond the download.

Fabius ships an update every 9 days, Leashless daily. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Fabius | Leashless |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fabius/id6806862609/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 69 MB | 26 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Subhi Mukbel](https://appshunter.io/developer/6806046893) | [Alexander Goodwin](https://appshunter.io/developer/6824556159) |

## What reviewers say

### Fabius

[App page](https://appshunter.io/ios/app/fabius/id6806862609)

Design personalized AI agents with unique personalities, instructions, and tools. Upload documents and images to provide agents with specific knowledge for grounded answers. Collaborate with others in shared workspaces and connect to channels like Telegram.

**Highlights:** Custom AI agent design, Personalized agent personalities, Document and image knowledge integration, Team collaboration with roles, Telegram bot integration, Private by design, no tracking

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1,400 Credits | $4.99 | one-time |
| 6,200 Credits | $19.99 | one-time |
| 17,000 Credits | $49.99 | one-time |


### Leashless

[App page](https://appshunter.io/ios/app/leashless/id6824555707)

**In-app purchases:** none


## Frequently asked questions

### Is Fabius free?

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

### Is Leashless free?

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

### Do Fabius or Leashless have ads?

Neither Fabius nor Leashless shows ads.

### Which is updated more often, Fabius or Leashless?

Fabius ships an update every 9 days, and Leashless daily. Most recently, Fabius was updated on October 26, 2026 and Leashless on October 29, 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.*