# Sintetic vs BuddyOS

The clearest difference is in-app purchases: BuddyOS at none against Sintetic's 4. Sintetic's advantage is iOS requirement (14.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sintetic sells 4 in-app purchases, starting at $7.49 per month. BuddyOS asks for nothing beyond the download.

Sintetic ships an update fortnightly, BuddyOS every 3 weeks. The most recent releases landed on September 20, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Sintetic | BuddyOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (505 ratings)](https://appshunter.io/ios/app/sintetic-ai-avatar-maker/id6479847502/reviews)** | — |
| Number of ratings | **505** | — |
| Positive reviews | 12.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 40 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Darya Beloglazova](https://appshunter.io/developer/1601609364) | [OLLI TECHNOLOGY CORPORATION](https://appshunter.io/developer/1231462360) |

## What reviewers say

### Sintetic

[App page](https://appshunter.io/ios/app/sintetic-ai-avatar-maker/id6479847502)

Create custom AI avatars and bring them to life with realistic lip-syncing to your chosen voiceovers. This app offers an intuitive platform for generating unique video content for various purposes, from storytelling to marketing.

**Highlights:** AI-powered avatar creation, Customizable digital twins, Vast voiceover library (100+ AI voices), Advanced lip-sync technology, Intuitive interface, Regular updates

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AI Video Maker. Month w/oTrial | $7.49 | per month |
| AI Video Maker. Month w/Trial | $7.49 | per month |
| AI Video Maker. Year w/o Trial | $24.49 | per year |
| AI Video Maker. Year + Trial | $24.49 | per year |

**What reviewers like**

- 🚀 Simplified video creation
- 💡 Vast scope of use
- 👍 User-friendly interface
- 🚀 Inexpensive yet capable

**What reviewers complain about**

- 🐛 Server errors and app crashes
- 🐛 Buggy performance
- 🐛 Subscription issues
- 👎 Poor quality videos
- 👎 Limited functionality

**Reported bugs**

- Server errors preventing video creation
- Subscription issues and inability to cancel
- Compatibility problems on older devices

**Requested features**

- Add/import custom voices
- Improve Romanian language support


### BuddyOS

[App page](https://appshunter.io/ios/app/buddyos/id6502623461)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sintetic free?

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

### Is BuddyOS free?

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

### Do Sintetic or BuddyOS have ads?

Neither Sintetic nor BuddyOS shows ads.

### Which is updated more often, Sintetic or BuddyOS?

Sintetic ships an update fortnightly, and BuddyOS every 3 weeks. Most recently, Sintetic was updated on September 20, 2026 and BuddyOS on May 16, 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.*