# LiDAR Tree Scanner vs Lightmark

The clearest difference is in-app purchases: LiDAR Tree Scanner at none against Lightmark's 3. LiDAR Tree Scanner also leads on update cadence (every 2 days vs every 3 weeks) and iOS requirement (15.4 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Lightmark sells 3 in-app purchases, starting at $1.99 per month. LiDAR Tree Scanner asks for nothing beyond the download.

LiDAR Tree Scanner ships an update every 2 days, Lightmark every 3 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | LiDAR Tree Scanner | Lightmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (9 ratings)](https://appshunter.io/ios/app/lightmarkprivate-diary-and-time/id6740918794/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 14 MB |
| Requires iOS | **15.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [changmin suk](https://appshunter.io/developer/1689019295) | [璐 秦](https://appshunter.io/developer/1526979591) |

## What reviewers say

### LiDAR Tree Scanner

[App page](https://appshunter.io/ios/app/lidar-tree-scanner/id6471664343)

**Features:** macOS Compatibility

**In-app purchases:** none


### Lightmark

[App page](https://appshunter.io/ios/app/lightmarkprivate-diary-and-time/id6740918794)

This app encourages honest self-reflection by allowing users to record thoughts, emotions, and memories without the ability to edit entries after submission. It supports text, voice, photos, and videos, offering a multi-sensory journaling experience. A unique visual timeline helps users see their journey over time.

**Highlights:** Uneditable entries, Text, voice, photo, and video recording, Tag system for organization, Annual 'Lightmap' visualization, Daily timeline archive, Minimalist interface

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $12.99 | per year |
| Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is LiDAR Tree Scanner free?

LiDAR Tree Scanner is free to download, with no in-app purchases.

### Is Lightmark free?

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

### Do LiDAR Tree Scanner or Lightmark have ads?

Neither LiDAR Tree Scanner nor Lightmark shows ads.

### Which is updated more often, LiDAR Tree Scanner or Lightmark?

LiDAR Tree Scanner ships an update every 2 days, and Lightmark every 3 weeks. Most recently, LiDAR Tree Scanner was updated on October 30, 2026 and Lightmark on October 24, 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.*