# BITRONIC vs Integra System CSS

The clearest difference is update cadence: Integra System CSS at every 2 months against BITRONIC's every 23 months. BITRONIC's advantage is iOS requirement (12.0 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.

BITRONIC ships an update every 23 months, Integra System CSS every 2 months. The most recent releases landed on September 22, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | BITRONIC | Integra System CSS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 2 months** |
| Size | 96 MB | 87 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SICEP S.r.l.](https://appshunter.io/developer/1017353302) | [allSYSTEM 1 srl](https://appshunter.io/developer/1454276533) |

## What reviewers say

### BITRONIC

[App page](https://appshunter.io/ios/app/bitronic/id1480216929)

**Features:** macOS Compatibility

**In-app purchases:** none


### Integra System CSS

[App page](https://appshunter.io/ios/app/integra-system-css/id6747752608)

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

**In-app purchases:** none


## Frequently asked questions

### Is BITRONIC free?

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

### Is Integra System CSS free?

Integra System CSS is free to download, with no in-app purchases.

### Do BITRONIC or Integra System CSS have ads?

Neither BITRONIC nor Integra System CSS shows ads.

### Which is updated more often, BITRONIC or Integra System CSS?

BITRONIC ships an update every 23 months, and Integra System CSS every 2 months. Most recently, BITRONIC was updated on September 22, 2026 and Integra System CSS on September 7, 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.*