Kdisk vs DNT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Kdisk
Manage and access your media and documents stored on an iStorage device. Browse photos, videos, and music with thumbnail views, and perform file operations like copying, deleting, and renaming. It also supports document viewing for various popular formats.
- Media thumbnail display
- List/thumbnail view
- File sharing
- Copy, cut, delete, rename files
- Local/iStorage data transfer
- Slideshow mode for photos
- Music playback with artwork
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“Kdisk” is an application software for iStorage device. •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 in /between • 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
DNT
This application connects to a proprietary digital scope via Wi-Fi to provide video preview and management of recorded videos and photos. It also offers ballistic calculation settings and basic digital scope functions like video recording control and zeroing.
- Wi-Fi connection to digital scope
- Video preview
- Video recording control
- Zeroing function
- Recorded video/photo management
- Ballistic calculation settings
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The APP can be used to connect to the our digital scope with Wi-Fi (The digital scope is manufactured by us), and has the following main functions. Video preview Basic digital scope functions, include video recording control and zeroing Recorded video/photo management Ballistic calculation settings Note: The digital scope is a pure optical tool, and our APP only do the calculation parameter settings and data management. It does not control the mechanic motion apart from our digital scope of any sort.
Screenshots
Verdict
The clearest difference is rating: DNT at 3.1 against Kdisk's 1.6. DNT also leads on review sentiment (32% vs 15%). Kdisk's advantage is ratings volume (109 vs 31) and iOS requirement (9.0 vs 15.6). On price, update cadence, ads and in-app purchases 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.
DNT holds the better App Store score, 3.1 against 1.6. Both are backed by a comparable volume of ratings — 109 and 31 respectively. Written reviews point the same way: 15% of Kdisk's written reviews are positive against 32% of DNT's.
Kdisk ships an update every 2 months, DNT every 5 weeks. The most recent releases landed on September 20, 2026 and September 9, 2026 respectively.
| Parameter | Kdisk | DNT |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (109 ratings) | 3.1 (31 ratings) — better |
| Positive reviews | 14.6% of reviews | 31.6% of reviews — better |
| Number of ratings | 109 — better | 31 |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 94 MB | 25 MB |
| Age rating | 4+ | 17+ |
| Developer | 振峰 皮 | DNT Optics, LLC |
Customer experience
Kdisk
DNT
Bugs and requests
Kdisk
Reported bugs
14 issues- App doesn't recognize the card reader
- Cannot open images/videos
- Limited file access (only recent 499 photos)
- No pictures show up on the card
- App crashes frequently
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- Connection drops intermittently
- Does not delete pictures accurately
- Lags out during use
- Corrupts SD cards after a few uses
- Preview images are not accurate
- App crashes before loading content
- Device not recognized when plugged in
- Functionality buttons (3 dots) missing
- App doesn't ask for access on iPad
Requested features
10 requests- Fix the issue with dropping connection
- Resolve compatibility issues with newer iPhones (15, 16 Pro)
- Address iOS 17.2 compatibility
- Improve file access limitations
- Ensure accurate deletion of pictures
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- Fix preview image functionality
- Add an 'eject' tab for SD cards
- Resolve issues with SD card corruption
- Ensure app functions correctly in field conditions
- Make the app more user-friendly for transferring files
DNT
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Kdisk
No in-app purchases
DNT
No in-app purchases
