Comparison

3Dfits vs SizeGo

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

Head to head
About

3Dfits

This app offers a virtual fitting solution for online footwear and insole shopping. It uses advanced technology to scan your feet and provide accurate size recommendations, helping you find the perfect fit and avoid discomfort or returns.

Highlights
  • Virtual foot scanning
  • Accurate size advice
  • Footwear and insole recommendations
  • Reduces returns
  • Environmentally friendly
Read full description

Right Fit. First Time.™ 3Dfits™ is a virtual fitting solution that provides valuable insight into online footwear and insole shopping. The revolutionary new app gives you the right fit, the first time. Utilizing state-of-the-art technology, the 3DFits app provides a quick and efficient solution for consumers looking for the perfect fitting footwear and insoles, in just a few clicks, regardless of the brand. Why 3Dfits? 1. Scan your feet using your mobile phone 2. Get accurate size advice and choose from your favorite brands 3. Say goodbye to improper fitting footwear or insoles and foot pain 4. Save the hassle of ordering multiple sizes and having to deal with returns, and leave an environmentally friendly footprint

About

SizeGo

Easily compare and convert clothing sizes across different brands and countries. Find accurate size charts for men, women, and children, with options to browse by category or specific brands. Avoid shopping mistakes with this user-friendly utility.

Highlights
  • International size conversion
  • Brand-specific size charts
  • Category-based browsing
  • Side-by-side comparison
  • User-friendly interface
  • Frequent data updates
  • No account required
Features
Read full description

Compare tops, bottoms, outerwear, underwear, bras, hats, shoes, and rings for women, men, kids, and baby. Countries include Korea, the United States, the United Kingdom, Europe, Japan, China, France, Italy, and Australia. Save the size you wear for yourself or for someone in your family, tagged with the country that size came from. SizeGo shows that size alongside the matching size in another country. Save conversions you want to reuse. Open a brand’s own size guide when you want the brand’s page. No account is required. Your sizes and saved conversions stay on this phone. Size charts are a guide for shopping, not a guarantee of fit.

Screenshots

3Dfits4 screens
SizeGo4 screens

Verdict

The call

The clearest difference is iOS requirement: 3Dfits at 13.0 against SizeGo's 15.1. On price, update cadence, ads and in-app purchases 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.

UpkeepUpdate frequency

3Dfits ships an update every 3 months, SizeGo every 2 months. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
3Dfits versus SizeGo: the parameters behind the verdict, then further details
Parameter3DfitsSizeGo
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews50.0% of reviews—
Number of ratings—2 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size69 MB33 MB
Age rating4+4+
DeveloperMEGA InTech Inc.LUCKPLE LLC

Customer experience

3Dfits

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

SizeGo

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

3Dfits

No in-app purchases

None

SizeGo

No in-app purchases

Questions

Is 3Dfits free?
3Dfits is free to download, with no in-app purchases.
Is SizeGo free?
SizeGo is free to download, with no in-app purchases.
Do 3Dfits or SizeGo have ads?
Both 3Dfits and SizeGo show ads.
Which is updated more often, 3Dfits or SizeGo?
3Dfits ships an update every 3 months, and SizeGo every 2 months. Most recently, 3Dfits was updated on October 6, 2026 and SizeGo on October 28, 2026.

Other comparisons