# Unit Circle Calculator PRO vs Salaati

The clearest difference is price: Salaati at Free against Unit Circle Calculator PRO's $1.99. Salaati also leads on rating (5.0 vs 4.7) and update cadence (every 8 days vs monthly). Unit Circle Calculator PRO's advantage is ratings volume (25 vs 2). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Salaati is free to download; Unit Circle Calculator PRO costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Salaati holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Unit Circle Calculator PRO has 25 ratings behind it against 2, so its average is the more settled of the two.

Unit Circle Calculator PRO ships an update monthly, Salaati every 8 days. The most recent releases landed on October 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Unit Circle Calculator PRO | Salaati |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.7 (25 ratings)](https://appshunter.io/ios/app/unit-circle-calculator-pro/id1606376541/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/salaati/id6743207975/reviews)** |
| Number of ratings | **25** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Paid | **Free** |
| Size | 181 MB | 49 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) | [Compaqhub](https://appshunter.io/developer/1818060632) |

## What reviewers say

### Unit Circle Calculator PRO

[App page](https://appshunter.io/ios/app/unit-circle-calculator-pro/id1606376541)

Visualize and understand the unit circle with step-by-step calculations, diagrams, and animations. Supports various input formats including negative values, decimals, fractions, and pi. Save, share, and revisit past calculations.

**Highlights:** Unit circle visualization, Step-by-step calculation, Diagrams and animations, Supports negative values, decimals, fractions, and π, Calculation history, Shareable solutions

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

**In-app purchases:** none


### Salaati

[App page](https://appshunter.io/ios/app/salaati/id6743207975)

Easily locate nearby masjids and access accurate daily prayer times with personalized notifications. This app provides Qibla direction, Islamic event information, and allows you to save favorite locations for quick access.

**Highlights:** Masjid finder with detailed information, Accurate daily prayer timings, Real-time prayer time notifications, Qibla direction finder, Search and filter masjids, Map integration for masjids, Islamic event updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Unit Circle Calculator PRO free?

Unit Circle Calculator PRO costs $1.99, with no in-app purchases.

### Is Salaati free?

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

### Which has better reviews, Unit Circle Calculator PRO or Salaati?

Salaati is rated higher. Unit Circle Calculator PRO averages 4.7 out of 5 from 25 ratings, while Salaati averages 5.0 from 2 ratings.

### Do Unit Circle Calculator PRO or Salaati have ads?

Neither Unit Circle Calculator PRO nor Salaati shows ads.

### Which is updated more often, Unit Circle Calculator PRO or Salaati?

Unit Circle Calculator PRO ships an update monthly, and Salaati every 8 days. Most recently, Unit Circle Calculator PRO was updated on October 9, 2026 and Salaati on September 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.*