# ColdTrace vs Trace

The clearest difference is in-app purchases: ColdTrace at none against Trace's 1. ColdTrace also leads on iOS requirement (15.0 vs 17.0). Trace's advantage is update cadence (weekly vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Trace sells 1 one-off in-app purchase. ColdTrace asks for nothing beyond the download.

ColdTrace ships an update every 5 weeks, Trace weekly. The most recent releases landed on September 27, 2026 and August 22, 2026 respectively.

## The numbers

| Metric | ColdTrace | Trace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Size | 3 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nexleaf Analytics](https://appshunter.io/developer/1797368988) | [Roman Kopaliani](https://appshunter.io/developer/1635315269) |

## What reviewers say

### ColdTrace

[App page](https://appshunter.io/ios/app/coldtrace/id6742199376)

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

**In-app purchases:** none


### Trace

[App page](https://appshunter.io/ios/app/trace-soap-and-lye-calculator/id6778435536)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trace Pro (lifetime) | $2.99 | one-time |


## Frequently asked questions

### Is ColdTrace free?

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

### Is Trace free?

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

### Do ColdTrace or Trace have ads?

Neither ColdTrace nor Trace shows ads.

### Which is updated more often, ColdTrace or Trace?

ColdTrace ships an update every 5 weeks, and Trace weekly. Most recently, ColdTrace was updated on September 27, 2026 and Trace on August 22, 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.*