# Grippy vs MathDrill

The clearest difference is device support: Grippy at 3 against MathDrill's 1. Grippy also leads on iOS requirement (14.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

## The numbers

| Metric | Grippy | MathDrill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/grippy/id1576489466/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Monetization | Free | — |
| Size | 1 MB | 2 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Maxence Mottard](https://appshunter.io/developer/1576489468) | [应龙 张](https://appshunter.io/developer/1514562080) |

## What reviewers say

### Grippy

[App page](https://appshunter.io/ios/app/grippy/id1576489466)

Compress PDF files directly on your device for enhanced privacy. This utility ensures your documents are not exploited by keeping all processing local. It offers a secure way to reduce file sizes without uploading sensitive information.

**Highlights:** On-device PDF compression, Data privacy focused, Reduces file sizes, Secure processing, Available on iOS devices

**In-app purchases:** none


### MathDrill

[App page](https://appshunter.io/ios/app/mathdrill-speed-practice/id6768584135)

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

**In-app purchases:** none


## Frequently asked questions

### Is Grippy free?

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

### Is MathDrill free?

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

### Do Grippy or MathDrill have ads?

Neither Grippy nor MathDrill shows ads.

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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.*