# LeafTech Ag vs Senseen Pencil

The clearest difference is update cadence: Senseen Pencil at fortnightly against LeafTech Ag's every 2 months. Senseen Pencil also leads on iOS requirement (15.1 vs 18). 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.

LeafTech Ag ships an update every 2 months, Senseen Pencil fortnightly. Both last shipped on September 22, 2026.

## The numbers

| Metric | LeafTech Ag | Senseen Pencil |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 71 MB | 42 MB |
| Requires iOS | 18 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [John Mascoe](https://appshunter.io/developer/1677581203) | [Senseen](https://appshunter.io/developer/1700469508) |

## What reviewers say

### LeafTech Ag

[App page](https://appshunter.io/ios/app/leaftech-ag/id6446652602)

**Features:** macOS Compatibility

**In-app purchases:** none


### Senseen Pencil

[App page](https://appshunter.io/ios/app/senseen-pencil/id6456484730)

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

**In-app purchases:** none


## Frequently asked questions

### Is LeafTech Ag free?

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

### Is Senseen Pencil free?

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

### Do LeafTech Ag or Senseen Pencil have ads?

Neither LeafTech Ag nor Senseen Pencil shows ads.

### Which is updated more often, LeafTech Ag or Senseen Pencil?

LeafTech Ag ships an update every 2 months, and Senseen Pencil fortnightly. Most recently, LeafTech Ag was updated on September 22, 2026 and Senseen Pencil on September 22, 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.*