# SynAlign vs OptiKit

The clearest difference is review sentiment: OptiKit at 100% against SynAlign's 50%. OptiKit also leads on rating (5.0 vs 4.0). SynAlign's advantage is iOS requirement (6.1 vs 18.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OptiKit holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 50% of SynAlign's written reviews are positive against 100% of OptiKit's.

## The numbers

| Metric | SynAlign | OptiKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/synalign/id882498693/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optikit/id6740053137/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | Free | Free |
| Size | 1 MB | 20 MB |
| Requires iOS | **6.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Youhua Technology Company Limited](https://appshunter.io/developer/423977368) | [Ronald Baks](https://appshunter.io/developer/1555952042) |

## What reviewers say

### SynAlign

[App page](https://appshunter.io/ios/app/synalign/id882498693)

This application assists users in polar aligning their Star Adventurer equatorial mount. It automatically determines your location to calculate the real-time star scene, guiding you to Polaris with on-screen arrows and indicating its position within the polar scope's view for precise alignment.

**Highlights:** Automatic location acquisition, Real-time star scene calculation, On-screen Polaris guidance, Polar scope view indicator, Precise polar alignment

**Features:** macOS Compatibility

**In-app purchases:** none


### OptiKit

[App page](https://appshunter.io/ios/app/optikit/id6740053137)

This app serves as a comprehensive toolkit for opticians and optometrists, simplifying daily tasks. It offers features for prescription transposition, refraction calculation, and visual display of lens and depth of field information, aiding both new and experienced professionals.

**Highlights:** Prescription transposition with step-by-step guidance, Interactive exercises with instant feedback, Lens visualization with graphs, Depth of field visualization, Reading power calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is SynAlign free?

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

### Is OptiKit free?

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

### Which has better reviews, SynAlign or OptiKit?

OptiKit is rated higher. SynAlign averages 4.0 out of 5 from 2 ratings, while OptiKit averages 5.0 from 1 ratings.

### Do SynAlign or OptiKit have ads?

Neither SynAlign nor OptiKit 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.*