# Sleep Water Steps vs CalmTide

The clearest difference is in-app purchases: Sleep Water Steps at none against CalmTide's 3. Sleep Water Steps also leads on update cadence (every 3 days vs every 3 weeks) and iOS requirement (18.6 vs 26.0). CalmTide's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. CalmTide sells 3 in-app purchases, starting at $4.99 per month. Sleep Water Steps asks for nothing beyond the download.

Sleep Water Steps ships an update every 3 days, CalmTide every 3 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sleep Water Steps | CalmTide |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Size | 6 MB | 10 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [DEO ECOMMERCE LLC](https://appshunter.io/developer/1824563997) | [Michael Smith](https://appshunter.io/developer/1893971383) |

## What reviewers say

### Sleep Water Steps

[App page](https://appshunter.io/ios/app/sleep-water-steps-trio/id6770710563)

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

**In-app purchases:** none


### CalmTide

[App page](https://appshunter.io/ios/app/calmtide-cortisol-tracker/id6776101012)

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Annual | $29.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Sleep Water Steps free?

Sleep Water Steps is free to download, with no in-app purchases.

### Is CalmTide free?

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

### Do Sleep Water Steps or CalmTide have ads?

Neither Sleep Water Steps nor CalmTide shows ads.

### Which is updated more often, Sleep Water Steps or CalmTide?

Sleep Water Steps ships an update every 3 days, and CalmTide every 3 weeks. Most recently, Sleep Water Steps was updated on October 8, 2026 and CalmTide 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.*