# SISSEI Mobile vs OmniDataBase

The clearest difference is price: SISSEI Mobile at Free against OmniDataBase's $2.99. SISSEI Mobile also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.1). OmniDataBase's advantage is update cadence (weekly vs monthly). On ads and in-app purchases there is nothing between them.

SISSEI Mobile is free to download; OmniDataBase costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SISSEI Mobile ships an update monthly, OmniDataBase weekly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SISSEI Mobile | OmniDataBase |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | — | Paid |
| Size | 176 MB | 2 MB |
| Requires iOS | **15.0** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sistemas Heuristicos, SA de CV](https://appshunter.io/developer/1597250886) | [HUGO RENE GARCIA](https://appshunter.io/developer/402165365) |

## What reviewers say

### SISSEI Mobile

[App page](https://appshunter.io/ios/app/sissei-mobile/id1597250614)

**Features:** macOS Compatibility

**In-app purchases:** none


### OmniDataBase

[App page](https://appshunter.io/ios/app/omnidatabase/id6708242338)

Create and manage fully customizable databases for any purpose, from personal collections to project management. Organize information with photos, details, and secure local storage. Works offline and adapts to your device's language.

**Highlights:** Total database customization, Intuitive data capture and editing, Biometric security (FaceID/TouchID), Offline accessibility, PDF export and sharing, Multilingual support

**In-app purchases:** none


## Frequently asked questions

### Is SISSEI Mobile free?

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

### Is OmniDataBase free?

OmniDataBase costs $2.99, with no in-app purchases.

### Do SISSEI Mobile or OmniDataBase have ads?

Neither SISSEI Mobile nor OmniDataBase shows ads.

### Which is updated more often, SISSEI Mobile or OmniDataBase?

SISSEI Mobile ships an update monthly, and OmniDataBase weekly. Most recently, SISSEI Mobile was updated on October 14, 2026 and OmniDataBase on October 12, 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.*