# CacheCat — Save M3U8, Convert to MP4

> Media caching tool with Safari extension for offline video playback and subtitle generation. (iPhone/iPad app by 振 劳.)

- Source: https://appshunter.io/ios/app/cachecat/id6720754761 (this page in markdown: same URL + `.md`)
- Developer: [振 劳](https://appshunter.io/developer/1567050854)
- Category: Utilities
- Price: Free with in-app purchases
- Rating: 1.80/5 from 5 App Store ratings · 1 written reviews indexed
- Age rating: 17+
- Requires: iOS 16.0 · 174 MB
- Languages: Arabic, English, French, German, Hindi, Japanese, Korean, Malay, Portuguese, Chinese and 6 more
- Released: 2024-11-04
- Data updated: 2026-06-01
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/cachecat/id6720754761/reviews.md

## What is CacheCat?

CacheCat — Capture Effortlessly, Cache Elegantly

Like a cat catching fish, managing your media resources has never been easier.

CacheCat is a media caching tool crafted for iPhone and iPad. With its Safari extension, you can capture online videos in one tap and watch them offline anytime, anywhere. Simple yet powerful, intuitive yet feature-rich.


【New Feature · Subtitles】
Generate subtitles on-device, no internet required.

- Offline Subtitle Generation
Built-in AI speech recognition generates subtitles with a long press on any cached video. Ready to use out of the box — no additional downloads needed.

- Bilingual Subtitle Display
Overlay both the original text and translation during playback, making foreign-language content easy to follow.

- AI-Powered Translation
Connect to leading AI models and choose from 6 customizable translation styles — including Standard, Humorous, and Cinematic.

- On-Device System Translation
iOS 18+ devices can use Apple's built-in translation engine. No setup required, fully offline, and completely private.

- SRT Subtitle Export
Export generated subtitles as standard SRT files for easy sharing and reuse.


【Core Features】

- Safari Extension
- Seamless integration with Safari
- Automatically detects media resources on any webpage
- One-tap caching for a fast, efficient experience
- Fully native browser interaction

- High-Speed Caching
- Multi-threaded downloads for fast, reliable performance
- Supports direct-link caching for m3u8, mp4, mov, mkv, flv, avi, and more
- Smart parsing, one-tap caching — simple and efficient

- Format Conversion
Convert m3u8 to mp4 for easier playback and sharing.

- Playback Enhancements
- Built-in Picture in Picture and AirPlay support
- A smoother, more flexible viewing experience

- Media Management
Smart categorization and fast search to find what you need instantly.

- Elegant Interface
Thoughtfully designed visuals with full Dark Mode support.


【How to Enable the Safari Extension】
- Open Settings
- Go to Settings > Safari > Extensions
- Find CacheCat
- Toggle it on


【Membership】
- Unlock all premium features with a CacheCat membership
- Enjoy free future updates with no ads, ever
- Auto-renews via your iTunes account — cancel anytime
- Renewal charge applies 24 hours before the current period ends
- To cancel, disable auto-renewal in Apple ID settings at least 24 hours before expiry


【Privacy】
- Your privacy is our priority
- We do not collect or store any personal or sensitive information
- All data is stored locally on your device

Privacy Policy: https://boyhood.notion.site/Privacy-Policy-12fb095b905380c3a59af71d45f14298
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

## Key features

- Safari extension for one-tap video capture
- On-device subtitle generation with AI
- Bilingual subtitle display and AI translation
- m3u8, mp4, mov, mkv, flv, avi caching
- Convert m3u8 to mp4
- Picture in Picture and AirPlay support
- Smart media management and search

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Pro | $1.99 | per month |
| Yearly Pro | $4.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Lifetime Pro | $12.99 | one-time |
| Lifetime Pro | $24.99 | one-time |
| 包年 | $4.99 | one-time |
| 包月 | $1.99 | one-time |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/cachecat/id6720754761/reviews.md

### 1/5 — 升记后难用的要死

*2026-02-24*

本来很好用的，后来升级后，现在缓存的视频没办法保存到本地了。另外，最重要的是，输入链接，结果出来的是不相干的其他视频。不知道开发者是不是脑子坏掉了

## Frequently asked questions about CacheCat

### Does CacheCat have ads?

CacheCat is ad-free for its members, offering an uninterrupted experience. The app is free to download and use with basic features.

### How do I enable the CacheCat Safari extension?

To enable the CacheCat Safari extension, go to your iPhone or iPad's Settings app, then navigate to Safari > Extensions and toggle CacheCat on.

### What devices does CacheCat support?

CacheCat is designed for iPhone and iPad devices. It requires iOS 18+ for its on-device system translation feature.

### What is the rating for CacheCat?

CacheCat has a rating of 1.8 stars based on 5 ratings. Users may find the core functionality useful but should be aware of the current rating.

### How can I cancel my CacheCat membership?

You can cancel your CacheCat membership by disabling auto-renewal in your Apple ID settings at least 24 hours before your current subscription period expires.

### What are the CacheCat subscription plans?

CacheCat offers a Monthly Pro plan for $1.99 with a 7-day free trial, and a Yearly Pro plan for $4.99. Both plans unlock all premium features and provide free future updates.

### How often is CacheCat updated?

CacheCat was last updated on April 25, 2026, with version 2.2.2. Members enjoy free future updates, suggesting ongoing development.

### Is CacheCat suitable for children?

CacheCat has an age rating of 17+, indicating it is intended for mature audiences. Parents should consider this rating when deciding if the app is appropriate for younger users.

## Version history (last 5 releases)

### 2.2.2 — 2026-04-25

Supports the latest DeepSeek model

### 2.1.0 — 2026-01-08

• Added support for more languages.
• Optimized caching for higher success rates.
• Bug fixes and performance improvements.

### 2.0.0 — 2025-10-14

What’s New:
• Full support for iOS 26 Liquid Glass design language
• Redesigned app icon and refreshed theme colors for a seamless Liquid Glass look
• Add your own search engine and switch it anytime in Settings
• General fixes and performance tweaks for greater stability & smoothness

### 1.9.0 — 2025-07-20

What’s New:

Added Throttling Mode for Video Downloads: When enabled, the lowest quality version is automatically downloaded to save data and storage space; when disabled, the highest quality version is downloaded for the best viewing experience.
New Video Import Feature: Support for importing videos from your Photos or Files app into this app, making it easy to watch anytime.
Thank you for your support!

### 1.8.0 — 2025-06-16

This update brings you the following new features and improvements:

All-New Web Bookmarking: You can now easily save and manage your favorite webpages.
Core Stability Enhanced: We've optimized the internal data processing logic, making the app run smoother and more reliably.
Thank you for your support! We will continue to make improvements to bring you a better experience.

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All apps by 振 劳: https://appshunter.io/developer/1567050854

## Related topics

[cachecat](https://appshunter.io/ios/topics/cachecat)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*