# iDS vs Σήματα, Σχολή Oδηγών Ρούσσης

The clearest difference is update cadence: iDS at every 10 days against Σήματα, Σχολή Oδηγών Ρούσσης's every 5 months. Σήματα, Σχολή Oδηγών Ρούσσης's advantage is iOS requirement (15.1 vs 26.0). 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.

iDS ships an update every 10 days, Σήματα, Σχολή Oδηγών Ρούσσης every 5 months. The most recent releases landed on October 6, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | iDS | Σήματα, Σχολή Oδηγών Ρούσσης |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 5 months |
| Monetization | Free | — |
| Size | 23 MB | 66 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nikolaos Maounis](https://appshunter.io/developer/926116108) | [Athanasios Roussis](https://appshunter.io/developer/1491679979) |

## What reviewers say

### iDS

[App page](https://appshunter.io/ios/app/ids-digital-systems/id926116109)

This app provides essential information and tools for students of Digital Systems at the University of Piraeus. Access department news, announcements, class schedules, campus maps, and job listings. It also includes note-taking features with cross-device synchronization and Handoff support.

**Highlights:** Department news and announcements, Class schedule, Campus map and directions, Job listings, Note-taking with sync, Handoff support, Push notifications

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Σήματα, Σχολή Oδηγών Ρούσσης

[App page](https://appshunter.io/ios/app/o/id1491679980)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iDS free?

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

### Is Σήματα, Σχολή Oδηγών Ρούσσης free?

Σήματα, Σχολή Oδηγών Ρούσσης is free to download, with no in-app purchases.

### Do iDS or Σήματα, Σχολή Oδηγών Ρούσσης have ads?

Neither iDS nor Σήματα, Σχολή Oδηγών Ρούσσης shows ads.

### Which is updated more often, iDS or Σήματα, Σχολή Oδηγών Ρούσσης?

iDS ships an update every 10 days, and Σήματα, Σχολή Oδηγών Ρούσσης every 5 months. Most recently, iDS was updated on October 6, 2026 and Σήματα, Σχολή Oδηγών Ρούσσης on September 21, 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.*