# Flipbook vs Knotless

The clearest difference is price: Flipbook at Free against Knotless's $2.99. Knotless's advantage is update cadence (every 4 days vs every 9 days). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

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

Flipbook ships an update every 9 days, Knotless every 4 days. The most recent releases landed on October 5, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Flipbook | Knotless |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/flipbook-animation-maker/id6760893019/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Freemium | — |
| Size | 17 MB | 10 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Can Bi](https://appshunter.io/developer/1631723329) | [Makoto Fukuoka](https://appshunter.io/developer/1817908735) |

## What reviewers say

### Flipbook

[App page](https://appshunter.io/ios/app/flipbook-animation-maker/id6760893019)

Create frame-by-frame animations with intuitive drawing tools and onion skinning. Export your creations as GIFs or PNGs, all while maintaining complete privacy and offline functionality.

**Highlights:** Frame-by-frame drawing, Onion skinning preview, Adjustable playback speed, Export as GIF/PNG, Offline functionality, Multiple project support

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

**In-app purchases:** none


### Knotless

[App page](https://appshunter.io/ios/app/knotless/id6778138017)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flipbook free?

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

### Is Knotless free?

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

### Do Flipbook or Knotless have ads?

Neither Flipbook nor Knotless shows ads.

### Which is updated more often, Flipbook or Knotless?

Flipbook ships an update every 9 days, and Knotless every 4 days. Most recently, Flipbook was updated on October 5, 2026 and Knotless on October 9, 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.*