# Smart Aligner vs Tab4 Checker

The clearest difference is update cadence: Tab4 Checker at every 3 weeks against Smart Aligner's every 2 months. Tab4 Checker also leads on device support (4 vs 2). Smart Aligner's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Smart Aligner ships an update every 2 months, Tab4 Checker every 3 weeks. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Smart Aligner | Tab4 Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/tab4-checker/id1545894852/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 5 MB | 80 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Multiwave Sensors Inc.](https://appshunter.io/developer/861898684) | [Mitric S.R.L.](https://appshunter.io/developer/415910322) |

## What reviewers say

### Smart Aligner

[App page](https://appshunter.io/ios/app/smart-aligner/id861898681)

This application assists with real-time antenna alignment using specialized GNSS tools. It allows users to set site information and generate shareable PDF and CSV reports directly from the field. A simulation mode is included for testing.

**Highlights:** Real-time antenna alignment, Azimuth and tilt adjustment, Site information setup, PDF and CSV report generation, Simulation mode, Direct sharing of reports

**Features:** macOS Compatibility

**In-app purchases:** none


### Tab4 Checker

[App page](https://appshunter.io/ios/app/tab4-checker/id1545894852)

Streamline audits and inspections with a customizable platform. Create checklists, compile reports, and manage action plans efficiently. Ideal for businesses aiming to improve quality standards and compliance.

**Highlights:** Customizable checklist creation, Offline data compilation, Real-time reporting, Action plan management, Attachment of media to checklist items, QR code identification for checklists, Real-time anomaly verification

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Smart Aligner free?

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

### Is Tab4 Checker free?

Tab4 Checker is free to download, with no in-app purchases.

### Do Smart Aligner or Tab4 Checker have ads?

Neither Smart Aligner nor Tab4 Checker shows ads.

### Which is updated more often, Smart Aligner or Tab4 Checker?

Smart Aligner ships an update every 2 months, and Tab4 Checker every 3 weeks. Most recently, Smart Aligner was updated on October 2, 2026 and Tab4 Checker on October 5, 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.*