IR vs DNT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IR
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IR-TRACKER V 可连接一款手持观瞄镜，采用红外热成像成像器件、专业显示目镜，手持操作，在能见度低或完全黑暗的环境下获取丰富的图像信息。设备设计坚固耐用，能够满足户外使用需求，可广泛应用于巡逻、执法、搜救、缉毒缉私、犯人追捕、徒步旅游(户外探索)等场景
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 update cadence: DNT at every 5 weeks against IR's every 3 months. IR's advantage is iOS requirement (11 vs 15.6). 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.
IR ships an update every 3 months, DNT every 5 weeks. The most recent releases landed on July 5, 2026 and September 9, 2026 respectively.
| Parameter | IR | DNT |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.1 (31 ratings) — better |
| Positive reviews | — | 31.6% of reviews |
| Number of ratings | — | 31 — better |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11 — better | 15.6 |
| Further details — not scored | ||
| Size | 73 MB | 25 MB |
| Age rating | 4+ | 17+ |
| Developer | zhejiang dali technology co.,ltd | DNT Optics, LLC |
In-app purchases
IR
No in-app purchases
DNT
No in-app purchases
