# TRACI vs OMMI SISSI

The clearest difference is update cadence: TRACI at every 5 weeks against OMMI SISSI's every 3 months. TRACI also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

TRACI ships an update every 5 weeks, OMMI SISSI every 3 months. The most recent releases landed on November 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | TRACI | OMMI SISSI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 239 MB | 67 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ACCENT LABS](https://appshunter.io/developer/1576064038) | [HASSEN BEN MANSOUR](https://appshunter.io/developer/1593895659) |

## What reviewers say

### TRACI

[App page](https://appshunter.io/ios/app/traci/id1576064036)

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

**In-app purchases:** none


### OMMI SISSI

[App page](https://appshunter.io/ios/app/ommi-sissi/id1593895657)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TRACI free?

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

### Is OMMI SISSI free?

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

### Do TRACI or OMMI SISSI have ads?

Neither TRACI nor OMMI SISSI shows ads.

### Which is updated more often, TRACI or OMMI SISSI?

TRACI ships an update every 5 weeks, and OMMI SISSI every 3 months. Most recently, TRACI was updated on November 7, 2026 and OMMI SISSI on September 30, 2026.

---

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