iStickPro vs OTG Flash Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iStickPro
Expand your device's storage with this multi-functional USB drive. Seamlessly transfer files between your iPhone, iPad, PC, and Mac without needing iTunes or an internet connection. Enjoy features like contact backup, music playback, and direct document viewing.
- External storage for iPhone/iPad
- PC/Mac U disk functionality
- iTunes-free file transfer
- Contact backup and recovery
- Independent music player
- 1080p video streaming
- Direct document viewing
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iStickPro is a multi-functional storage device for PC,MAC, iPad, iPhone and iPod touch. iStickPro has a standard USB interface and a lightning interface of iPhone,iPad, when connect to PC with USB interface, can be used as a U disk. When connect to iPhone/iPad, can be used as an external storage. iStickPro with special App application, can transfer files without iTunes, without internet to achieve iDevice/PC and iStickPro devices dual way files high speed transfer. Whats more, iStickPro has below functions : ● Contact list backup and recover function. ● Supports independent music play and supports background playback mode. ● Can play 1080p videos in iStick by video streaming mode directly. ● Supports open office documents directly, and supports formats such as Word,Excel,PowerPonit,PDF,MP3/MP4,JPG,BMP,PNG and so on. ● Supports many file management operations, like delete, copy, email, and so on. You can perform file operation on one individual file or multiple. ● Supports 8~128GB Memory size for optional Compatibility: ● Device: Supports iPad, iPhone,iPod touch with Lightning, PC with USB ● iOS : Supports iOS 6.X /7.X/8.X or later, ● PC OS : Windows XP/Vista/7/8, Mac OS9.x/10.X, Linux 2.6.X or later
OTG Flash Pro
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OTG Flash Pro helps you easily manage files on your USB drive, classify and view files, and backup and restore photo albums and contacts for you.
Screenshots
Verdict
The clearest difference is update cadence: OTG Flash Pro at every 10 days against iStickPro's every 7 months. iStickPro's advantage is iOS requirement (8.0 vs 14.0). On price, ads, 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.
iStickPro ships an update every 7 months, OTG Flash Pro every 10 days. The most recent releases landed on October 17, 2026 and October 1, 2026 respectively.
| Parameter | iStickPro | OTG Flash Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (10 ratings) — better | — |
| Positive reviews | 12.8% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 7 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 29 MB | 136 MB |
| Age rating | 4+ | 4+ |
| Developer | Gopod Group Limited | 裕雨 程 |
In-app purchases
iStickPro
No in-app purchases
OTG Flash Pro
No in-app purchases
