# Whaller Polytechnique vs iKavalog

The clearest difference is update cadence: Whaller Polytechnique at monthly against iKavalog's every 13 months. iKavalog'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.

Whaller Polytechnique ships an update monthly, iKavalog every 13 months. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Whaller Polytechnique | iKavalog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 13 months |
| Size | 115 MB | 66 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Whaller](https://appshunter.io/developer/860673959) | [KAVALOG](https://appshunter.io/developer/1807283963) |

## What reviewers say

### Whaller Polytechnique

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

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

**In-app purchases:** none


### iKavalog

[App page](https://appshunter.io/ios/app/ikavalog-moniteur/id6748355529)

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

**In-app purchases:** none


## Frequently asked questions

### Is Whaller Polytechnique free?

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

### Is iKavalog free?

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

### Do Whaller Polytechnique or iKavalog have ads?

Neither Whaller Polytechnique nor iKavalog shows ads.

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

Whaller Polytechnique ships an update monthly, and iKavalog every 13 months. Most recently, Whaller Polytechnique was updated on October 22, 2026 and iKavalog on October 23, 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.*