Comparison

D vs Pixfra Sight

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

D

Features

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D-Vision is the companion software for electronic sighting devices produced by DiscoveryOpt, which can help you manage your devices. The specific features are as follows: 1. Device Connection 2. Real-time Device Video Streaming 3. Device-side Control 4. Access and Download of the Database 5. Firmware Update

About

Pixfra Sight

Features

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Pixfra Sight is the companion app for the mobile plugin launched byZhejiang Pixfra Technology Co., Ltd. ： 1.Supports real-time preview, photo capture, and video recording of thermal imaging; 2.Supports picture-in-picture for both visible light and thermal imaging; 3.Supports six pseudocolor modes: White Hot, Black Hot, Red Hot, Iron Red, Amber, and Emerald; 4.Allows switching between different image modes; 5.Enables the addition of a crosshair cursor for aiming; 6.Supports image super-resolution technology; 7.Suitable for outdoor observation, exploration, search and rescue, and other scenarios.

Screenshots

D3 screens

Pixfra Sight4 screens

Verdict

The call

The clearest difference is update cadence: Pixfra Sight at fortnightly against D's every 6 weeks. D's advantage is iOS requirement (13.0 vs 15.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

D ships an update every 6 weeks, Pixfra Sight fortnightly. The most recent releases landed on August 22, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 4 level

D versus Pixfra Sight: the parameters behind the verdict, then further details
Parameter	D	Pixfra Sight
Price	Free	Free
Update frequency	Every 6 weeks	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.0
Further details — not scored
Size	47 MB	62 MB
Age rating	17+	4+
Developer	Shenzhen DiscoveryOpt Technology Co., Ltd.	Zhejiang Pixfra Technology Co., LTD