Comparison

CarCam vs Themis Black Box

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

Head to head
About

CarCam

Transform your iPhone into a dash cam to capture high-quality videos of your drives. It records crucial data like speed, distance, and location, allowing you to customize the display and share your journeys.

Highlights
  • High-quality video recording
  • Speed tracking (mph, km/h, knots)
  • Distance and location recording
  • Acceleration and braking forces
  • Customizable display options
  • Video export and social sharing
Features
Read full description

Turn your iPhone into a dash cam to record your beautiful drives, trips to the race track or just our everyday commute. CarCam records high quality video with additional information like * Speed in mph, km/h or knots * Maximum Speed * Distance * Acceleration, Braking and steering forces * Maximum Forces * Time * Current location Store your videos in the app or export to the iPhone's library or directly post to your Facebook page for your friends to see! Customize the appearance by enabling the display of your current location or disabling the recording of your current and maximum speed.

About

Themis Black Box

This app transforms your smartphone into a high-quality dashcam, offering advanced recording features like 4K resolution, HDR, and image stabilization. It includes a built-in speedometer, GPS logging, and watermarking for speed and location data, with easy file management and sharing options.

Highlights
  • 4K, 1080p, 720p recording resolutions
  • UltraWide, Wide, Tele camera support
  • HDR and OIS recording
  • Built-in speedometer and level
  • GPS location and speed watermarking
  • Easy file management and sharing
  • Camera direction switching
Read full description

Thank you for visiting Themis Black Box app. * It is *** STRONGLY RECOMMENDED *** to use with a COOLER for smartphones for the following reasons. - Due to the nature of the app that processes the video in real time, the device will overheat quickly. - Smartphones will be installed and used in harsh environments such as car dashboards. In addition, to reduce the effect of car vibration, it is recommended to use a cradle that adsorbs to the windshield. * Features of Themis - Supports 4K, 1080p, 720p recording resolutions and various FPS. - Supports UltraWide, Wide, Tele cameras. - Supports HDR (High Dynamic Range) recording. - Supports OIS (Optical Image Stabilization). - Provides clear recorded video frames even when driving in tunnels or at night. *** However, the smartphone's autofocus feature may malfunction on roads or in locations that are too dark, or if there are foreign substances (e.g., smudges, rainwater, etc.) on the windshield. - Built-in speedometer. - Built-in level to help horizontally align the camera. - Various information such as date, time, speed and address are added as a watermark at the top of the recorded video. - Supports search for location where video recording started by linking with Apple Maps and Google Maps. (However, if the region is set to Korea or the language is set to Korean, KakaoMap and NAVER Map are also supported.) - Easily switch camera direction to inside or outside the car with a long tap on the screen. - Supports starting and stopping recording using volume buttons or Bluetooth shutter. - Supports a red mark on the recorded video and the file in the Recorded File Browser screen by double-tapping the screen during video recording so that users can easily find the event they want to remember. - Supports displaying a yellow mark on the recorded file the user wants on the Recorded File Browser screen. - Supports user-marked recorded files protection function. - Supports various screensaver modes. - Various device protection functions. - Supports AirDrop file transfer. - Supports transferring multiple files using data cable and Finder on Mac or iTunes on PC. - Supports Worldwide address. - Supports easy call function. *** However, calls using speakers are currently not supported, and recording is stopped during calls. For FAQs, please refer to the URL below. https://bit.ly/ThemisFAQen Please drive safely with Themis Black Box. * In the sample images of the recorded video included in the app screenshot, part of the license plate has been blurred to protect privacy.

Screenshots

CarCam4 screens
Themis Black Box4 screens

Verdict

The call

The clearest difference is review sentiment: Themis Black Box at 61% against CarCam's 24%. Themis Black Box also leads on in-app purchases (none vs 1). CarCam's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 5 weeks). On price, monetization model 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. CarCam sells 1 one-off in-app purchase. Themis Black Box asks for nothing beyond the download.

UpkeepUpdate frequency

CarCam ships an update every 2 weeks, Themis Black Box every 5 weeks. The most recent releases landed on November 1, 2026 and November 11, 2026 respectively.

Scorecard5 real differences · 5 level
CarCam versus Themis Black Box: the parameters behind the verdict, then further details
ParameterCarCamThemis Black Box
PriceFreeFree
Rating2.9 (13 ratings) — better—
Positive reviews24.2% of reviews60.7% of reviews — better
Number of ratings13 — better—
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS6.0 — better16.0
Further details — not scored
Size2 MB8 MB
Age rating4+4+
DeveloperHans SchneiderYeontack Jeong

Customer experience

CarCam

All ratings13 ratings
Positive38.5%
Neutral30.8%
Negative30.8%
Written reviews62 reviews
Positive24.2%
Neutral12.9%
Negative62.9%

Themis Black Box

Written reviews28 reviews
Positive60.7%
Neutral14.3%
Negative25.0%

In-app purchases

1 purchases

CarCam

One-time1
  • Pro Pack$2.99
None

Themis Black Box

No in-app purchases

Questions

Is CarCam free?
CarCam is free to download, with in-app purchases available.
Is Themis Black Box free?
Themis Black Box is free to download, with no in-app purchases.
Do CarCam or Themis Black Box have ads?
Themis Black Box shows ads; CarCam does not.
Which is updated more often, CarCam or Themis Black Box?
CarCam ships an update every 2 weeks, and Themis Black Box every 5 weeks. Most recently, CarCam was updated on November 1, 2026 and Themis Black Box on November 11, 2026.

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