# Local Sidereal Time vs SoulTuner

The clearest difference is price: Local Sidereal Time at Free against SoulTuner's $0.99. Local Sidereal Time also leads on iOS requirement (15.0 vs 18.6). SoulTuner's advantage is in-app purchases (none vs 1) and update cadence (every 5 days vs every 4 months). On ads and device support there is nothing between them.

Local Sidereal Time is free to download; SoulTuner costs $0.99 up front. Local Sidereal Time sells 1 one-off in-app purchase. SoulTuner asks for nothing beyond the download.

Local Sidereal Time ships an update every 4 months, SoulTuner every 5 days. The most recent releases landed on November 2, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Local Sidereal Time | SoulTuner |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/local-sidereal-time/id1256725300/reviews)** | — |
| Number of ratings | **1.1K** | — |
| Positive reviews | 70.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 3 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Scott Spiller](https://appshunter.io/developer/1256725299) | [Techné Media](https://appshunter.io/developer/486076968) |

## What reviewers say

### Local Sidereal Time

[App page](https://appshunter.io/ios/app/local-sidereal-time/id1256725300)

This app calculates local sidereal time, a system astronomers use to locate celestial objects. It can also be used for personal development, with studies suggesting increased psychic abilities during specific sidereal times. The pro version offers advanced features like notifications and map-based calculations.

**Highlights:** Calculate local sidereal time, Astronomy celestial object location, Potential psychic ability enhancement, Pro version notifications, Pro version map-based calculation, Pro version date/time conversion

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Useful app
- 💡 Helpful notifications
- 👍 Great customer service
- 💡 Excellent tool

**What reviewers complain about**

- 🐛 Alarm doesn't work
- 🐛 Crashes frequently
- 🔒 Pro purchase issues
- 🐛 Notification issues

**Reported bugs**

- Alarm doesn't work
- Crashes when loading
- Notification issues
- Pro purchase restoration not working

**Requested features**

- Add alarm feature
- Allow setting location manually
- Improve notification handling
- Automatically adjust for daylight saving time


### SoulTuner

[App page](https://appshunter.io/ios/app/soultuner/id6820549671)

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

**In-app purchases:** none


## Frequently asked questions

### Is Local Sidereal Time free?

Local Sidereal Time is free to download, with in-app purchases available.

### Is SoulTuner free?

SoulTuner costs $0.99, with no in-app purchases.

### Do Local Sidereal Time or SoulTuner have ads?

Neither Local Sidereal Time nor SoulTuner shows ads.

### Which is updated more often, Local Sidereal Time or SoulTuner?

Local Sidereal Time ships an update every 4 months, and SoulTuner every 5 days. Most recently, Local Sidereal Time was updated on November 2, 2026 and SoulTuner on November 1, 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.*