# SITEM vs Whaller Polytechnique

The clearest difference is update cadence: Whaller Polytechnique at monthly against SITEM's every 5 months. SITEM's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

SITEM ships an update every 5 months, Whaller Polytechnique monthly. Both last shipped on November 4, 2026.

## The numbers

| Metric | SITEM | Whaller Polytechnique |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 61 MB | 115 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Eventmaker](https://appshunter.io/developer/417220593) | [Whaller](https://appshunter.io/developer/860673959) |

## What reviewers say

### SITEM

[App page](https://appshunter.io/ios/app/sitem/id1615005286)

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

**In-app purchases:** none


### Whaller Polytechnique

[App page](https://appshunter.io/ios/app/whaller-polytechnique/id6737478131)

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

**In-app purchases:** none


## Frequently asked questions

### Is SITEM free?

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

### Is Whaller Polytechnique free?

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

### Do SITEM or Whaller Polytechnique have ads?

Neither SITEM nor Whaller Polytechnique shows ads.

### Which is updated more often, SITEM or Whaller Polytechnique?

SITEM ships an update every 5 months, and Whaller Polytechnique monthly. Most recently, SITEM was updated on November 4, 2026 and Whaller Polytechnique on November 4, 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.*