# Shadow Tracker vs DASS

The clearest difference is iOS requirement: DASS at 8.0 against Shadow Tracker's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Shadow Tracker ships an update every 6 weeks, DASS every 5 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Shadow Tracker | DASS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 5 weeks** |
| Size | 43 MB | 7 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shadow Stealth](https://appshunter.io/developer/1191830166) | [凤军 程](https://appshunter.io/developer/873913814) |

## What reviewers say

### Shadow Tracker

[App page](https://appshunter.io/ios/app/shadow-tracker/id1214364915)

**Features:** Vision Pro support

**In-app purchases:** none


### DASS

[App page](https://appshunter.io/ios/app/dass-alarma/id1476709726)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Shadow Tracker free?

Shadow Tracker is free to download, with no in-app purchases.

### Is DASS free?

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

### Do Shadow Tracker or DASS have ads?

Neither Shadow Tracker nor DASS shows ads.

### Which is updated more often, Shadow Tracker or DASS?

Shadow Tracker ships an update every 6 weeks, and DASS every 5 weeks. Most recently, Shadow Tracker was updated on October 12, 2026 and DASS on October 16, 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.*