# SleepRec vs GhostDelta

The clearest difference is in-app purchases: SleepRec at none against GhostDelta's 2. SleepRec also leads on iOS requirement (16.0 vs 18.0). GhostDelta'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. GhostDelta sells 2 in-app purchases, starting at $2.99 per year. SleepRec asks for nothing beyond the download.

SleepRec ships an update every 5 weeks, GhostDelta weekly. The most recent releases landed on October 16, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SleepRec | GhostDelta |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (120 ratings)](https://appshunter.io/ios/app/sleeprec/id1528754113/reviews)** | — |
| Number of ratings | **120** | — |
| Positive reviews | 67.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Weekly** |
| Monetization | Free | — |
| Size | 39 MB | 18 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Giovanni Trenta](https://appshunter.io/developer/1528754116) | [Jaisah Webb](https://appshunter.io/developer/1843574441) |

## What reviewers say

### SleepRec

[App page](https://appshunter.io/ios/app/sleeprec/id1528754113)

Record and analyze nighttime sounds to understand your sleep patterns. Review past recordings, view sound intensity statistics, and track factors affecting your sleep from a smartwatch.

**Highlights:** Record nighttime sounds, Listen to past recordings, Analyze sound intensity statistics, View decibel level graphs, Track sleep-affecting factors from smartwatch, View sleep factor correlations

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💯 Completely free app
- 🚫 No ads or in-app purchases
- 👍 Easy to use and understand
- ✨ Clean and well-designed UI
- 🤖 AI sorts recordings by sound type

**What reviewers complain about**

- 🐛 App is flaky and unreliable
- ❌ Randomly turns off during the night
- 📉 Does not work on iPhone 14 Pro Max
- ⚠️ Audio playback not supported on iOS 14
- 🤔 Confusing to use for some users

**Reported bugs**

- App randomly turns off
- Audio playback not supported
- Crashes when pressing 'list'
- App turns off when left on to record
- Does not record sounds

**Requested features**

- Ability to select multiple recordings to delete at once
- Option to set a decibel threshold for recording
- Spectrogram for better audio management
- Improve UI
- Add more add-ons and tweaks


### GhostDelta

[App page](https://appshunter.io/ios/app/ghostdelta/id6760996455)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GhostDelta - Yearly | $2.99 | per year |
| Lifetime Access | $7.99 | one-time |


## Frequently asked questions

### Is SleepRec free?

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

### Is GhostDelta free?

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

### Do SleepRec or GhostDelta have ads?

Neither SleepRec nor GhostDelta shows ads.

### Which is updated more often, SleepRec or GhostDelta?

SleepRec ships an update every 5 weeks, and GhostDelta weekly. Most recently, SleepRec was updated on October 16, 2026 and GhostDelta on October 8, 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.*