# Offline vs DuoIoT

The clearest difference is in-app purchases: DuoIoT at none against Offline's 2. DuoIoT also leads on ads (none vs shown) and rating (5.0 vs 4.6). Offline's advantage is ratings volume (132K vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. Offline sells 2 in-app purchases, starting at $5.99 per month. DuoIoT asks for nothing beyond the download.

DuoIoT holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Offline has 132K ratings behind it against 1, so its average is the more settled of the two.

Offline ships an update every 2 weeks, DuoIoT weekly. The most recent releases landed on September 25, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Offline | DuoIoT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (132K ratings)](https://appshunter.io/ios/app/offline-files-browser-vpn/id1557618225/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/duoiot/id6474174065/reviews)** |
| Number of ratings | **132K** | 1 |
| Positive reviews | 48.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 102 MB | 41 MB |
| Requires iOS | 15 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SAEED ABDULLAH ALHAJRI](https://appshunter.io/developer/1455094301) | [Shenzhen Dualmi Technology Co., Ltd.](https://appshunter.io/developer/1719044980) |

## What reviewers say

### Offline

[App page](https://appshunter.io/ios/app/offline-files-browser-vpn/id1557618225)

Manage files, browse privately with a VPN, and play media offline. Features include camera search, ad-free browsing, and password protection for enhanced privacy and digital control.

**Highlights:** Private browsing with VPN, Ad-free browsing experience, Password protection for apps and folders, File downloader and manager, Offline music and video playback, Lens camera search, QR code generator

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Plan | $5.99 | per month |
| Premium Plan | $59.99 | per year |

**What reviewers like**

- 🚀 Great for offline listening
- 👍 Simple and easy to use
- 🚀 Fast download speeds
- 🚀 Convenient for road trips/travel

**What reviewers complain about**

- 🐛 Downloading issues/bugs
- 🐛 Crashing/freezing issues
- 🐛 Music files disappearing
- 📢 Excessive ads
- 🐛 Incorrect song titles

**Reported bugs**

- Download button not showing up
- Inability to download certain content
- Sudden deletion of downloaded files

**Requested features**

- Dark mode option
- Playlist management features
- Background playback
- Video to audio conversion


### DuoIoT

[App page](https://appshunter.io/ios/app/duoiot/id6474174065)

Real-time GPS tracking for vehicles, equipment, and assets. Monitor locations, review trip history, and set up custom alerts for important areas. Secure and reliable asset management.

**Highlights:** Real-time GPS tracking, Vehicle and equipment monitoring, Historical trip playback, Interactive map view, Geofence creation, Customizable alerts

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Offline free?

Offline is free to download, with in-app purchases available.

### Is DuoIoT free?

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

### Which has better reviews, Offline or DuoIoT?

DuoIoT is rated higher. Offline averages 4.6 out of 5 from 132K ratings, while DuoIoT averages 5.0 from 1 ratings.

### Do Offline or DuoIoT have ads?

Offline shows ads; DuoIoT does not.

### Which is updated more often, Offline or DuoIoT?

Offline ships an update every 2 weeks, and DuoIoT weekly. Most recently, Offline was updated on September 25, 2026 and DuoIoT on September 7, 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.*