# Spectangle Pro vs Avia

The clearest difference is device support: Avia at 3 against Spectangle Pro's 1. On price, update cadence, 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.

Spectangle Pro ships an update every 5 weeks, Avia monthly. The most recent releases landed on July 9, 2026 and August 27, 2026 respectively.

## The numbers

| Metric | Spectangle Pro | Avia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spectangle-pro/id978475340/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 2.2 GB | 23 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hoya Lens Of Chicago, Inc.](https://appshunter.io/developer/536627155) | [Retailogists](https://appshunter.io/developer/1837956372) |

## What reviewers say

### Spectangle Pro

[App page](https://appshunter.io/ios/app/spectangle-pro/id978475340)

This app uses a single image to capture precise eyewear measurements, aiding in frame selection and demonstrating lens benefits. It offers interactive augmented reality demos for various lens options and coatings.

**Highlights:** Eyewear measurements from one image, Frame selection comparison, Interactive lens demonstrations, Augmented reality lens demos, Multi-lingual support

**In-app purchases:** none


### Avia

[App page](https://appshunter.io/ios/app/avia-store-analytics/id6752028451)

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

**In-app purchases:** none


## Frequently asked questions

### Is Spectangle Pro free?

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

### Is Avia free?

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

### Do Spectangle Pro or Avia have ads?

Neither Spectangle Pro nor Avia shows ads.

### Which is updated more often, Spectangle Pro or Avia?

Spectangle Pro ships an update every 5 weeks, and Avia monthly. Most recently, Spectangle Pro was updated on July 9, 2026 and Avia on August 27, 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.*