# Thrive at 40 vs Sauna Log

The clearest difference is update cadence: Sauna Log at every 2 weeks against Thrive at 40's every 2 months. Thrive at 40's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Thrive at 40 sells 1 in-app purchase, starting at $299.00 per month and Sauna Log sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Thrive at 40 ships an update every 2 months, Sauna Log every 2 weeks. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Thrive at 40 | Sauna Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 56 MB | 11 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 17+ | 12+ |
| Developer | [Trainermind LTD](https://appshunter.io/developer/1748180734) | [Barnaby Wood](https://appshunter.io/developer/1866877548) |

## What reviewers say

### Thrive at 40

[App page](https://appshunter.io/ios/app/thrive-at-40/id6744607057)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RM40 Monthly | $299.00 | per month |


### Sauna Log

[App page](https://appshunter.io/ios/app/sauna-log/id6759159351)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sauna Log Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Thrive at 40 free?

Thrive at 40 is free to download, with in-app purchases available.

### Is Sauna Log free?

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

### Do Thrive at 40 or Sauna Log have ads?

Neither Thrive at 40 nor Sauna Log shows ads.

### Which is updated more often, Thrive at 40 or Sauna Log?

Thrive at 40 ships an update every 2 months, and Sauna Log every 2 weeks. Most recently, Thrive at 40 was updated on October 19, 2026 and Sauna Log on October 25, 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.*