# Sleep Data Recorder vs Daylight Tracker

The clearest difference is in-app purchases: Daylight Tracker at none against Sleep Data Recorder's 1. Sleep Data Recorder's advantage is update cadence (every 6 weeks vs every 3 months) and iOS requirement (9.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Sleep Data Recorder sells 1 one-off in-app purchase. Daylight Tracker asks for nothing beyond the download.

Sleep Data Recorder ships an update every 6 weeks, Daylight Tracker every 3 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Sleep Data Recorder | Daylight Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/sleep-data-recorder/id1135221863/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 1 MB |
| Requires iOS | **9.0** | 18.6 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JOHN BURKE](https://appshunter.io/developer/1082153101) | [Gijsbert van den Brink](https://appshunter.io/developer/1851055205) |

## What reviewers say

### Sleep Data Recorder

[App page](https://appshunter.io/ios/app/sleep-data-recorder/id1135221863)

Effortlessly track your sleep patterns and daily body weight by logging your bedtime and wake-up times. The app automatically calculates your time in bed and asleep, and syncs data with Apple's HealthKit for easy monitoring of your health progress.

**Highlights:** Sleep pattern monitoring, Body weight logging, Automatic time calculation, HealthKit integration, Simple one-button entry

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weight Recorder Full Access | $0.99 | one-time |


### Daylight Tracker

[App page](https://appshunter.io/ios/app/daylight-tracker/id6754945391)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sleep Data Recorder free?

Sleep Data Recorder is free to download, with in-app purchases available.

### Is Daylight Tracker free?

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

### Do Sleep Data Recorder or Daylight Tracker have ads?

Neither Sleep Data Recorder nor Daylight Tracker shows ads.

### Which is updated more often, Sleep Data Recorder or Daylight Tracker?

Sleep Data Recorder ships an update every 6 weeks, and Daylight Tracker every 3 months. Most recently, Sleep Data Recorder was updated on November 2, 2026 and Daylight Tracker on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*