Hi Pro vs OTG Flash Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hi Pro
Manage media and documents from your Apple USB Drive. View thumbnails for videos, photos, and music, and perform file operations like copy, cut, and delete. Supports various document formats and includes slideshow and music playback features.
- Media thumbnail display (video, photo, music)
- List/thumbnail view with sharing
- File operations: copy, cut, delete, create, rename
- Local/iStorage data transmission
- Photo slideshow mode
- Music artwork and playback controls
- Document format support
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“Hi Pro” is an application software for Apple USB Drive. •The main interface displays Media thumbnails :video, photo, music • Supports list / thumbnail view, support sharing operation for photos, music and documents • Support copy/cut/delete/create/rename operation and support local/iStorage data transmission . • Support to play the photos by slideshow mode • Support music artwork shows, repeat mode setting, time line drag operation • Document: Support formats of .keynote、.numbers、.page、.xls/.xlsx, .doc/docx、pdf、txt、ppt/pptx
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 Hi Pro's every 3 months. Hi Pro's advantage is iOS requirement (9.0 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.
Hi Pro ships an update every 3 months, OTG Flash Pro every 10 days. The most recent releases landed on October 24, 2026 and October 16, 2026 respectively.
| Parameter | Hi Pro | OTG Flash Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 2.6 (25 ratings) — better | — |
| Positive reviews | 29.4% of reviews | — |
| Number of ratings | 25 — better | — |
| Update frequency | Every 3 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 110 MB | 136 MB |
| Age rating | 4+ | 4+ |
| Developer | 秀玲 陈 | 裕雨 程 |
In-app purchases
Hi Pro
No in-app purchases
OTG Flash Pro
No in-app purchases
