iSafeFile vs Mugen AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iSafeFile
This app acts as a file manager for iOS devices, allowing users to browse, view, copy, move, share, and encrypt files. It offers external memory expansion and hardware-secured file storage for enhanced privacy.
- File browser and manager
- Hardware file encryption
- External memory expansion
- Backup and restore contacts
- Export photos
- Manage documents on iOS
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iSafeFile is a file management tool. Easily to browse, view, copy, move, share, and encrypt files on the iPhone or iPad. The main functions are file browser and manager. When connecting with O’PRO9 iSafeFile (Hardware Accessory), the APP can transfer documents between iOS Devices and the Accessory. iSafeFile is the worldwide 1st hardware file encryption dongle for iOS devices. The hardware encryption function will enable when connecting it and users can encrypt or decrypt documents in the iOS Device. Main Features: External memory expansion for iPad/iPhone. Hardware Secured file for privacy. Manage documents on iOS devices. (Copy, Paste, Move, Delete, Mail, Playback, Open In, Encrypt, Decrypt) Backup and Restore Contacts. Export photos to the external memory. Notice: Due to the highly security requirement, each APP in iOS system has it's own storage space. If you hope to use iSafeFile to manage files in other APPs, please use 'Open-in' function to export files to iSafeFile APP.
Mugen AI
This AI assistant app makes advanced artificial intelligence accessible to everyone with a simple, intuitive interface. It offers over 10 practical AI functions, including translation, summarization, and idea generation, requiring no prior technical knowledge.
- Intuitive AI interface
- Translation in multiple languages
- Text summarization
- Grammar and style correction
- Idea generation
- Question answering
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AI power, made simple for everyone. With Mugen AI, advanced AI is easy to use—no specialist knowledge required. Mugen AI is an assistant app designed so anyone can experience the value of AI in a simple form. You don’t need to study prompts. Choose options and tap a button, and AI starts working for you right away. It includes more than 10 practical AI tools—translation, summarization, proofreading, Q&A, style conversion, idea generation, and more—so it can support your words and thinking like a helpful assistant by your side. For example: * Translation: Freely combine languages, from English and Japanese to French, Dutch, German, Tagalog, and more. * Summarization: Long text becomes clear and compact as AI captures the essentials. * Proofreading: Polish your writing from many angles with an AI eye for expression. * Style conversion: Change the tone of the same content to match the impression you want. * Idea generator: Break through creative blocks with fresh inspiration for planning and brainstorming. These are only a start. Mugen AI brings together practical know-how so more people can discover what AI can do. Download Mugen AI and try a simpler way to use AI in everyday life.
Screenshots
Verdict
The clearest difference is review sentiment: Mugen AI at 100% against iSafeFile's 30%. Mugen AI also leads on update cadence (monthly vs every 3 months). iSafeFile's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
iSafeFile ships an update every 3 months, Mugen AI monthly. The most recent releases landed on June 9, 2026 and September 23, 2026 respectively.
| Parameter | iSafeFile | Mugen AI |
|---|---|---|
| Price | Free | Free |
| Rating | 1.4 (5 ratings) — better | — |
| Positive reviews | 30.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | — |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 28 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | CviLux Corporation | Koichiro Kamada |
Customer experience
iSafeFile
Mugen AI
In-app purchases
iSafeFile
No in-app purchases
Mugen AI
No in-app purchases









