# Driller's Method Worksheets vs Arrowat Encryptor

The clearest difference is price: Arrowat Encryptor at Free against Driller's Method Worksheets's $19.99. Arrowat Encryptor also leads on device support (3 vs 1) and iOS requirement (8.0 vs 15.6). Driller's Method Worksheets's advantage is update cadence (every 4 months vs every 25 months). On ads and in-app purchases there is nothing between them.

Arrowat Encryptor is free to download; Driller's Method Worksheets costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Driller's Method Worksheets ships an update every 4 months, Arrowat Encryptor every 25 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Driller's Method Worksheets | Arrowat Encryptor |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 25 months |
| Size | 10 MB | 32 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Arrowat LLC](https://appshunter.io/developer/1358562640) |

## What reviewers say

### Driller's Method Worksheets

[App page](https://appshunter.io/ios/app/drillers-method-worksheets/id1069961915)

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

**In-app purchases:** none


### Arrowat Encryptor

[App page](https://appshunter.io/ios/app/arrowat-encryptor/id1601767060)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Driller's Method Worksheets free?

Driller's Method Worksheets costs $19.99, with no in-app purchases.

### Is Arrowat Encryptor free?

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

### Do Driller's Method Worksheets or Arrowat Encryptor have ads?

Neither Driller's Method Worksheets nor Arrowat Encryptor shows ads.

### Which is updated more often, Driller's Method Worksheets or Arrowat Encryptor?

Driller's Method Worksheets ships an update every 4 months, and Arrowat Encryptor every 25 months. Most recently, Driller's Method Worksheets was updated on October 12, 2026 and Arrowat Encryptor on October 14, 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.*