# Sketudio vs Letterproof

The clearest difference is price: Sketudio at Free against Letterproof's $2.99. Sketudio also leads on iOS requirement (15.0 vs 17.0). Letterproof's advantage is update cadence (every 3 days vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

Sketudio is free to download; Letterproof costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sketudio ships an update every 2 months, Letterproof every 3 days. The most recent releases landed on September 18, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Sketudio | Letterproof |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/sketudio-animated-comic-maker/id6773155759/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 134 MB | 4 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jun Park](https://appshunter.io/developer/1885056895) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Sketudio

[App page](https://appshunter.io/ios/app/sketudio-animated-comic-maker/id6773155759)

Create animated comics and stories with drawings, motion, sound, and voice. Build branching narratives and share them as single files playable in any web browser, no app required for viewers. Works offline and is private by design.

**Highlights:** Sketch with pen and color tools, Add motion, sound effects, and voice, Create branching, choose-your-own-adventure comics, Export as single, shareable web browser files, Works fully offline, No ads or tracking

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

**In-app purchases:** none


### Letterproof

[App page](https://appshunter.io/ios/app/letterproof/id6776838156)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sketudio free?

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

### Is Letterproof free?

Letterproof costs $2.99, with no in-app purchases.

### Do Sketudio or Letterproof have ads?

Neither Sketudio nor Letterproof shows ads.

### Which is updated more often, Sketudio or Letterproof?

Sketudio ships an update every 2 months, and Letterproof every 3 days. Most recently, Sketudio was updated on September 18, 2026 and Letterproof on September 11, 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.*