# SynScan Pro vs ZapQR

The clearest difference is rating: ZapQR at 5.0 against SynScan Pro's 2.7. SynScan Pro's advantage is in-app purchases (none vs 2) and ratings volume (56 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ZapQR sells 2 in-app purchases, starting at $2.99 per month. SynScan Pro asks for nothing beyond the download.

ZapQR holds the better App Store score, 5.0 against 2.7. That said, the two scores are not equally well evidenced: SynScan Pro has 56 ratings behind it against 1, so its average is the more settled of the two.

SynScan Pro ships an update every 2 months, ZapQR every 6 weeks. The most recent releases landed on November 2, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SynScan Pro | ZapQR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (56 ratings)](https://appshunter.io/ios/app/synscan-pro/id1302270121/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zapqr/id6759184276/reviews)** |
| Number of ratings | **56** | 1 |
| Positive reviews | 21.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Paid | **Freemium** |
| Size | 46 MB | 4 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Astropower Technology Co. Ltd.](https://appshunter.io/developer/1787940478) | [DaSecure Solutions LLC](https://appshunter.io/developer/1367132705) |

## What reviewers say

### SynScan Pro

[App page](https://appshunter.io/ios/app/synscan-pro/id1302270121)

Control motorized telescope mounts for celestial observation and astrophotography. Features include precise slewing, alignment, GOTO, and tracking of stars, planets, and deep-sky objects. Supports advanced functions like polar alignment and camera triggering.

**Highlights:** Control telescope mount (slew, align, GOTO, track), Point and Track celestial objects, Gamepad navigation support, Catalog of celestial objects, Third-party app integration (ASCOM, SkySafari), Polar alignment (with or without polar scope), Camera shutter release control

**Features:** macOS Compatibility

**In-app purchases:** none


### ZapQR

[App page](https://appshunter.io/ios/app/zapqr/id6759184276)

Securely store all your login credentials, including passwords, passkeys, and 2FA codes, in one encrypted vault. It offers autofill capabilities, password health checks, and breach monitoring for enhanced online security.

**Highlights:** Secure vault for passwords, credit cards, and notes, Passkey support for passwordless login, Built-in authenticator for 2FA codes, Smart autofill across iOS, Easy import from other password managers, Security score and breach monitoring, iCloud sync across devices

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZapQR Premium Monthly | $2.99 | per month |
| ZapQR Premium (Annual) | $29.99 | per year |


## Frequently asked questions

### Is SynScan Pro free?

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

### Is ZapQR free?

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

### Which has better reviews, SynScan Pro or ZapQR?

ZapQR is rated higher. SynScan Pro averages 2.7 out of 5 from 56 ratings, while ZapQR averages 5.0 from 1 ratings.

### Do SynScan Pro or ZapQR have ads?

Neither SynScan Pro nor ZapQR shows ads.

### Which is updated more often, SynScan Pro or ZapQR?

SynScan Pro ships an update every 2 months, and ZapQR every 6 weeks. Most recently, SynScan Pro was updated on November 2, 2026 and ZapQR on October 28, 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.*