# OZI Sleep vs NightFlow

The clearest difference is in-app purchases: OZI Sleep at none against NightFlow's 3. NightFlow's advantage is iOS requirement (14.0 vs 16). On price, ads and device support there is nothing between them.

Both are free to download. NightFlow sells 3 in-app purchases, starting at $0.99 per month. OZI Sleep asks for nothing beyond the download.

## The numbers

| Metric | OZI Sleep | NightFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ozi-sleep/id6759560419/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Monetization | Free | — |
| Size | 30 MB | 142 MB |
| Requires iOS | 16 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [zPods Holdings LLC](https://appshunter.io/developer/1879507525) | [FlyWork Ventures](https://appshunter.io/developer/1853116400) |

## What reviewers say

### OZI Sleep

[App page](https://appshunter.io/ios/app/ozi-sleep/id6759560419)

This non-wearable app monitors your sleep using advanced sensing technology, tracking duration, stages, and awakenings. It provides clear reports and trend analysis to help you understand and improve your sleep quality.

**Highlights:** Non-wearable sleep monitoring, Real-time sleep tracking, Sleep stage analysis, Daily sleep reports, Long-term trend analysis, Smart sleep insights

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

**In-app purchases:** none


### NightFlow

[App page](https://appshunter.io/ios/app/nightflow-tracker-for-sleep/id6761462210)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NightFlow Premium | $0.99 | per month |
| Nightflow Premium | $1.99 | per month |
| Nightflow Premium | $9.99 | per year |


## Frequently asked questions

### Is OZI Sleep free?

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

### Is NightFlow free?

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

### Do OZI Sleep or NightFlow have ads?

Neither OZI Sleep nor NightFlow shows ads.

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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.*