Comparison

3 vs unspun

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

3

This app uses your device's FaceID sensor to create a precise 3D scan of your face. It then extracts your facial measurements to recommend perfectly tailored eyewear from a database of branded products, enhancing online and in-store shopping experiences.

Highlights
  • Accurate 3D face scanning
  • Facial measurement extraction
  • Personalized eyewear recommendations
  • Integration with e-commerce
  • Precise optical measurement for Rx lenses
Read full description

Please note: Device with FaceID required (iPhone XR and newer models, except the iPhone SE). Topology, the leading provider of augmented reality and optical measurements technology in the eyewear market, has re-imagined the way people shop for eyewear. Our 3-D Face Scan app unlocks the convenience and safety of online shopping with the professional guidance and precise optical measurements of the in-store experience. This is Topology's Touchless Optical Platform. Our groundbreaking process begins with an incredibly accurate 3D scan of your face, made possible by the amazing FaceID sensor embedded in compatible Apple devices. Our algorithms extract all your facial measurements, compare them against a growing database of branded eyewear products, and return the subset that are perfectly-tailored to you - viewable on the retailer's e-commerce website or on our retail iPad app and seamlessly integrated into the in-store shopping experience. Topology also uses your 3D scan to measure, with amazing precision, all necessary 3D optical measurements, enabling the delivery of even the most complicated and sophisticated of Rx lenses. For the first time, vision needs such as a strong Rx, high astigmatism, and/or progressive lenses are dispensed with unrivaled clarity.

About

unspun

Create perfectly fitting jeans with a 3D body scan using your iPhone. Design your custom, made-to-order denim with sustainable materials, eliminating the need for traditional sizing and inventory.

Highlights
  • 3D iPhone body scan for custom fit
  • Made-to-order sustainable denim
  • Digital model for design
  • No traditional sizing required
  • Eliminates inventory waste
Features
Read full description

Ultra-sustainable & custom-built jeans from a 3D iPhone scan, perfectly designed on your digital model. Made-to-order with sustainable denim. Customized by you. Custom built for you. No sizes. No inventory. No bad threads. No belt required. As featured in Vogue, New York Times, WSJ, HYPEBEAST, Forbes, and Popular Science. One of TIME’s Best Inventions, & Marie Claire’s 2022 Sustainability Award winner.

Screenshots

34 screens
unspun4 screens

Verdict

The call

The clearest difference is review sentiment: unspun at 90% against 3's 40%. unspun also leads on rating (4.8 vs 4.4). 3's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

unspun holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: 3 has 713 ratings behind it against 69, so its average is the more settled of the two. Written reviews point the same way: 40% of 3's written reviews are positive against 90% of unspun's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 21, 2026 and October 12, 2026 respectively.

Scorecard5 real differences · 5 level
3 versus unspun: the parameters behind the verdict, then further details
Parameter3unspun
PriceFreeFree
Rating4.4 (713 ratings)4.8 (69 ratings) — better
Positive reviews40.3% of reviews90.0% of reviews — better
Number of ratings713 — better69
Update frequencyMonthlyMonthly
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS16.016.0
Further details — not scored
Size15 MB31 MB
Age rating4+4+
DeveloperBespoke, Inc.unspun, Inc.

Customer experience

3

All ratings714 ratings
Positive84.2%
Neutral3.2%
Negative12.6%
Written reviews72 reviews
Positive40.3%
Neutral6.9%
Negative52.8%

unspun

All ratings69 ratings
Positive97.1%
Neutral0.0%
Negative2.9%
Written reviews10 reviews
Positive90.0%
Neutral0.0%
Negative10.0%

Bugs and requests

3

Reported bugs

4 issues
  • Email confirmation link does not work
  • Facial scanning and video recording issues
  • Compatibility problems with older devices
  • Zipcode and login issues in the app

Requested features

5 requests
  • Show frame dimensions for better fit
  • Add more frame styles and color options
  • Improve facial scanning and virtual try-on
  • Provide order tracking and status updates
  • Offer more affordable pricing options

unspun

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

3

No in-app purchases

None

unspun

No in-app purchases

Questions

Is 3 free?
3 is free to download, with no in-app purchases.
Is unspun free?
unspun is free to download, with no in-app purchases.
Which has better reviews, 3 or unspun?
unspun is rated higher. 3 averages 4.4 out of 5 from 713 ratings, while unspun averages 4.8 from 69 ratings.
Do 3 or unspun have ads?
unspun shows ads; 3 does not.
Which is updated more often, 3 or unspun?
3 ships an update monthly, and unspun monthly. Most recently, 3 was updated on October 21, 2026 and unspun on October 12, 2026.

Other comparisons