# Setti vs Cold Case Trace

The clearest difference is in-app purchases: Setti at none against Cold Case Trace's 7. Setti also leads on update cadence (daily vs every 9 days) and iOS requirement (15.6 vs 18.0). Cold Case Trace's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Cold Case Trace sells 7 in-app purchases, starting at $6.99 per 7 days. Setti asks for nothing beyond the download.

Setti ships an update daily, Cold Case Trace every 9 days. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Setti | Cold Case Trace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (62 ratings)](https://appshunter.io/ios/app/cold-case-trace-redstring/id6788852743/reviews)** |
| Number of ratings | — | **62** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 9 days |
| Monetization | — | Freemium |
| Size | 5 MB | 135 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Christian Hahn](https://appshunter.io/developer/331192947) | [Oguzhan Yildirim](https://appshunter.io/developer/1685663174) |

## What reviewers say

### Setti

[App page](https://appshunter.io/ios/app/setti/id6748828091)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cold Case Trace

[App page](https://appshunter.io/ios/app/cold-case-trace-redstring/id6788852743)

Uncover the truth by examining a simulated phone's messages, photos, and data. Connect clues on an evidence board and accuse the killer in this interactive detective story. Your first case is free to play.

**Highlights:** Simulated phone with chats, photos, and data, Interactive live chat with client, Evidence board with red string connections, Escalating hint system, Multiple European case locations, Unlockable cases via subscription

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Redstring Pass — Weekly | $6.99 | per 7 days |
| Annual Pass — Special Offer | $19.99 | per year |
| Redstring Pass — Annual | $39.99 | per year |
| Reveal the Answer | $1.99 | one-time |
| 5 Reveals | $4.99 | one-time |
| 10 Reveals | $7.99 | one-time |
| All Cases — Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Setti free?

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

### Is Cold Case Trace free?

Cold Case Trace is free to download, with in-app purchases available.

### Do Setti or Cold Case Trace have ads?

Setti shows ads; Cold Case Trace does not.

### Which is updated more often, Setti or Cold Case Trace?

Setti ships an update daily, and Cold Case Trace every 9 days. Most recently, Setti was updated on October 11, 2026 and Cold Case Trace 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.*