# Spectangle Pro vs SenseFlowLab

The clearest difference is rating: Spectangle Pro at 5.0 against SenseFlowLab's 2.3. SenseFlowLab's advantage is device support (3 vs 1) and ratings volume (3 vs 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 holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Spectangle Pro ships an update every 5 weeks, SenseFlowLab every 2 months. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Spectangle Pro | SenseFlowLab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/spectangle-pro/id978475340/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/senseflowlab/id6743745200/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 2.2 GB | 39 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hoya Lens Of Chicago, Inc.](https://appshunter.io/developer/536627155) | [Smart Sense Source Motion Technology Co.,Ltd](https://appshunter.io/developer/1759995895) |

## 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


### SenseFlowLab

[App page](https://appshunter.io/ios/app/senseflowlab/id6743745200)

Control your smart ultrasonic diffuser remotely to customize your home's fragrance experience. Schedule scent changes, monitor oil levels, and enjoy pure essential oil aromas without water dilution. Effortlessly manage your home's ambiance from anywhere.

**Highlights:** Remote diffuser control, Customizable fragrance scheduling, Waterless essential oil diffusion, Real-time oil level monitoring, Smart scene switching, Timed on/off functionality

**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 SenseFlowLab free?

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

### Which has better reviews, Spectangle Pro or SenseFlowLab?

Spectangle Pro is rated higher. Spectangle Pro averages 5.0 out of 5 from 1 ratings, while SenseFlowLab averages 2.3 from 3 ratings.

### Do Spectangle Pro or SenseFlowLab have ads?

Neither Spectangle Pro nor SenseFlowLab shows ads.

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

Spectangle Pro ships an update every 5 weeks, and SenseFlowLab every 2 months. Most recently, Spectangle Pro was updated on October 29, 2026 and SenseFlowLab 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.*