# Pen15! vs Foundform

The clearest difference is update cadence: Foundform at daily against Pen15!'s fortnightly. On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Pen15! against 5.0 for Foundform. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Pen15! ships an update fortnightly, Foundform daily. The most recent releases landed on September 30, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Pen15! | Foundform |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/pen15/id6758732596/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/foundform/id6812614708/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free | Free |
| Size | 4 MB | 3 MB |
| Requires iOS | 18.4 | **18.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Collins](https://appshunter.io/developer/1874651756) | [Linus Weber](https://appshunter.io/developer/1855848698) |

## What reviewers say

### Pen15!

[App page](https://appshunter.io/ios/app/pen15/id6758732596)

Unleash your creativity with a digital sketchbook designed for fun. Explore a variety of unique pens to bring your artistic visions to life.

**Highlights:** Digital sketchbook, Variety of fun pens, Creative sketching tool, Intuitive interface

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

**In-app purchases:** none


### Foundform

[App page](https://appshunter.io/ios/app/foundform/id6812614708)

This app helps designers and creatives build a visual field archive of found objects. It allows you to capture, organize, refine, and export design references from the physical world into a digital collection.

**Highlights:** Capture found objects with perspective correction, Organize finds into collections, Preserve metadata like location and date, Refine image properties and cutouts, Calibrate real-world scale for flat objects, Export clean PNGs with transparent backgrounds, Local storage for privacy

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

**In-app purchases:** none


## Frequently asked questions

### Is Pen15! free?

Pen15! is free to download, with no in-app purchases.

### Is Foundform free?

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

### Which has better reviews, Pen15! or Foundform?

Pen15! and Foundform are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Pen15! or Foundform have ads?

Neither Pen15! nor Foundform shows ads.

### Which is updated more often, Pen15! or Foundform?

Pen15! ships an update fortnightly, and Foundform daily. Most recently, Pen15! was updated on September 30, 2026 and Foundform on October 13, 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.*