# Odisea.ai vs Slentr

The clearest difference is in-app purchases: Slentr at none against Odisea.ai's 2. Slentr also leads on iOS requirement (15.1 vs 18.0). Odisea.ai's advantage is update cadence (every 5 days vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. Odisea.ai sells 2 in-app purchases, starting at $2.99 per 7 days. Slentr asks for nothing beyond the download.

Odisea.ai ships an update every 5 days, Slentr fortnightly. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Odisea.ai | Slentr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Size | 52 MB | 115 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Odisea.ai UG (haftungsbeschrankt)](https://appshunter.io/developer/1820972344) | [Melvin Bruhn](https://appshunter.io/developer/1883474607) |

## What reviewers say

### Odisea.ai

[App page](https://appshunter.io/ios/app/odiseaai/id6747352530)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Explorer Weekly | $2.99 | per 7 days |
| Explorer Yearly | $59.99 | per year |


### Slentr

[App page](https://appshunter.io/ios/app/slentr/id6760252445)

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

**In-app purchases:** none


## Frequently asked questions

### Is Odisea.ai free?

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

### Is Slentr free?

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

### Do Odisea.ai or Slentr have ads?

Neither Odisea.ai nor Slentr shows ads.

### Which is updated more often, Odisea.ai or Slentr?

Odisea.ai ships an update every 5 days, and Slentr fortnightly. Most recently, Odisea.ai was updated on October 7, 2026 and Slentr on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*