# Themis Black Box vs DashMap

The clearest difference is review sentiment: Themis Black Box at 61% against DashMap's 25%. Themis Black Box also leads on in-app purchases (none vs 4) and iOS requirement (16.0 vs 18.5). DashMap'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.

Both are free to download. DashMap sells 4 in-app purchases, starting at $2.99 per 7 days. Themis Black Box asks for nothing beyond the download.

Themis Black Box ships an update every 5 weeks, DashMap every 2 weeks. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Themis Black Box | DashMap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (5 ratings)](https://appshunter.io/ios/app/dashmap-smart-dash-cam/id1638360259/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | **60.7% of reviews** | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 8 MB | 111 MB |
| Requires iOS | **16.0** | 18.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Yeontack Jeong](https://appshunter.io/developer/334795593) | [Ralf Cheung](https://appshunter.io/developer/957882938) |

## What reviewers say

### Themis Black Box

[App page](https://appshunter.io/ios/app/themis-black-box/id1577907867)

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

**In-app purchases:** none


### DashMap

[App page](https://appshunter.io/ios/app/dashmap-smart-dash-cam/id1638360259)

This app transforms your iPhone into a dual-screen safety system, offering simultaneous 4K dash cam recording and GPS navigation. It provides seamless integration with CarPlay, allowing you to control recording and navigation from your car's display while keeping your phone focused on the road.

**Highlights:** Dual-screen CarPlay integration, Simultaneous 4K recording and navigation, GPX/TCX route import, On-device video storage, Professional telemetry overlays, Automatic footage management

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week Premium | $2.99 | per 7 days |
| 1 Month Premium | $4.99 | per month |
| 6 Months Premium | $29.99 | per 6 months |
| 1 Year Premium | $49.99 | per year |


## Frequently asked questions

### Is Themis Black Box free?

Themis Black Box is free to download, with no in-app purchases.

### Is DashMap free?

DashMap is free to download, with in-app purchases available.

### Do Themis Black Box or DashMap have ads?

Themis Black Box shows ads; DashMap does not.

### Which is updated more often, Themis Black Box or DashMap?

Themis Black Box ships an update every 5 weeks, and DashMap every 2 weeks. Most recently, Themis Black Box was updated on September 23, 2026 and DashMap on September 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*