Comparison

Evidence Camera vs Dual Camera・Front Back

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

Head to head
About

Evidence Camera

Features
Read full description

Evidence Camera Real time, real location, real records The watermark proof camera is designed specifically for scenes that require "on-site evidence retention". Whether it's the mediation process, business negotiations, or workplace certification, one click shooting can generate photos and videos with real time and location watermarks. [Core Function] Dual camera collaborative recording Simultaneous recording of front and rear cameras, real-time recording of picture in picture, without missing any key information from any angle. Real time watermark evidence Automatically overlay shooting time (accurate to minutes) and geographic location (street/address) to ensure that the records are tamper proof and truly traceable. ◆ Special for on-site mediation records The mediation process is fully traceable with a clear timeline, suitable for scenarios such as community mediation, legal evidence collection, and insurance loss assessment. ◆ Keep track of business negotiations at any time Follow up with customers is more efficient, and watermarked image files are automatically generated for each communication. ◆ Work location with evidence and traces Field work, inspection, and engineering acceptance - record more comprehensive moments to prove 'you are on site'. Privacy and security priority All photos and videos are only saved locally on your phone and not uploaded to the server. The permissions are controllable and can be deleted at any time. 【 Target audience 】 -Lawyers, mediators, and legal personnel -Sales, Business, and Account Managers -Engineering supervision, property inspection, and delivery professionals -Any user who needs to 'prove that something has been done at a certain time and place' 【 Precautions 】 -To use location watermarking, location permission must be granted One Payment: The user deducts the payment through their iTunes account and makes the payment upon confirmation of the purchase II Renewal: The user's iTunes account will be charged within 24 hours before expiration, increasing the corresponding subscription period III Cancel Renewal: To cancel the renewal, go to "iTunes Store and App Store" ->click on "App ID", enter the "Account Settings" page, click on "Subscription", and select "Cancel Subscription" 4 Privacy Policy: https://docs.google.com/document/d/1NJZwMgeTruB8dnjZQCAyH1NtzHxDH3pVImSkMLRdz98/edit?usp=sharing Five Terms of Use: https://docs.google.com/document/d/1k2J6ukk0G_LvO0kPv8paRQOH2LOSXOgOJ3IsAe56iWE/edit?usp=sharing If you have any questions or suggestions, please provide feedback through the "Contact Us" feature within the app.

About

Dual Camera・Front Back

Features
Read full description

Dual Camera is a versatile creative camera app that lets you capture life from two perspectives at once. Simultaneously record with your front and rear cameras to craft unique dual-view content, whether you want portrait + landscape combined videos or high-definition photos with customizable picture-in-picture and split-screen layouts. Key Features • Synchronized front & rear dual camera recording • Flexible split-screen and picture-in-picture layout templates • Customizable aspect ratios, preview window sizes, flash, zoom and camera placement • 4K video recording support, up to 60fps smooth frame rate • Built-in video stabilization • Live Photos capture on compatible iOS devices • Pause and resume video recording mid-shoot • Handy built-in media gallery to manage all photos and videos • One-tap export for saving and sharing your polished creative works EULA: https://www.darkmatt.top/dual_camera/EULA_en_ios.html Privacy Policy: https://www.darkmatt.top/dual_camera/privacy_en_ios.html VIP Service Agreement: https://www.darkmatt.top/dual_camera/vip_service_en_ios.html

Screenshots

Evidence Camera4 screens
Dual Camera・Front Back4 screens

Verdict

The call

The clearest difference is ads: Dual Camera・Front Back at none against Evidence Camera's shown. Dual Camera・Front Back also leads on update cadence (every 2 weeks vs every 6 weeks). On price, in-app purchases, device support and iOS requirement 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. Evidence Camera sells 3 in-app purchases, starting at $7.00 per 7 days and Dual Camera・Front Back sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Evidence Camera ships an update every 6 weeks, Dual Camera・Front Back every 2 weeks. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

Scorecard2 real differences · 4 level
Evidence Camera versus Dual Camera・Front Back: the parameters behind the verdict, then further details
ParameterEvidence CameraDual Camera・Front Back
PriceFreeFree
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsYesNo — better
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size109 MB33 MB
Age rating9+4+
Developerriver talesNanjing Dark Matter Tech Co., Ltd.

In-app purchases

3 purchases

Evidence Camera

Subscriptions3
  • Weekly3 Days trial$7.007 Days
  • monthly3 Days trial$13.001 Month
  • Annual3 Days trial$28.001 Year
3 purchases

Dual Camera・Front Back

Subscriptions2
  • Monthly$0.991 Month
  • Yearly$6.991 Year
One-time1
  • Permanent VIP$12.99

Questions

Is Evidence Camera free?
Evidence Camera is free to download, with in-app purchases available.
Is Dual Camera・Front Back free?
Dual Camera・Front Back is free to download, with in-app purchases available.
Do Evidence Camera or Dual Camera・Front Back have ads?
Evidence Camera shows ads; Dual Camera・Front Back does not.
Which is updated more often, Evidence Camera or Dual Camera・Front Back?
Evidence Camera ships an update every 6 weeks, and Dual Camera・Front Back every 2 weeks. Most recently, Evidence Camera was updated on October 9, 2026 and Dual Camera・Front Back on October 17, 2026.

Other comparisons