# Depth Estimation vs Darwin Security

The clearest difference is update cadence: Darwin Security at every 2 days against Depth Estimation's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

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

Depth Estimation ships an update fortnightly, Darwin Security every 2 days. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Depth Estimation | Darwin Security |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/darwin-security/id6775652097/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 84 MB | 71 MB |
| Requires iOS | 17.7.2 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Darwin Labs Inc.](https://appshunter.io/developer/6775652099) |

## What reviewers say

### Depth Estimation

[App page](https://appshunter.io/ios/app/depth-estimation/id6511209698)

**Features:** macOS Compatibility

**In-app purchases:** none


### Darwin Security

[App page](https://appshunter.io/ios/app/darwin-security/id6775652097)

This digital security guard screens unknown callers, detects AI or scam voices, and identifies scam texts, emails, and social DMs. It offers a safe sandbox for suspicious links and checks for AI-generated media, protecting the whole family with a private, encrypted subscription.

**Highlights:** Screens unknown callers, Detects AI/scam voices, Identifies scam texts/emails/DMs, Safe link sandbox, AI-generated media detection, Family protection subscription

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Depth Estimation free?

Depth Estimation is free to download, with no in-app purchases.

### Is Darwin Security free?

Darwin Security is free to download, with no in-app purchases.

### Do Depth Estimation or Darwin Security have ads?

Both Depth Estimation and Darwin Security show ads.

### Which is updated more often, Depth Estimation or Darwin Security?

Depth Estimation ships an update fortnightly, and Darwin Security every 2 days. Most recently, Depth Estimation was updated on October 1, 2026 and Darwin Security on October 2, 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.*