# SIZIO — Clothing & shoe size guide

> International clothing and shoe size conversion guide with offline capabilities. (iPhone/iPad app by Sergei Shamian.)

- Source: https://appshunter.io/ios/app/sizio/id6807512059 (this page in markdown: same URL + `.md`)
- Developer: [Sergei Shamian](https://appshunter.io/developer/6807512061)
- Category: Lifestyle, Shopping
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 17.0 · 7 MB
- Languages: American English, French (France), German (Germany), Russian, European Spanish
- Released: 2026-09-17
- Data updated: 2026-10-09
- Monetization: free

## What is SIZIO?

SIZIO helps you understand a size label and compare it with other international standards in seconds.

Choose the exact type of clothing, footwear, or headwear, select who you are shopping for, and enter the size you already know. SIZIO shows the corresponding EU, RU, US, UK, CN, and international letter sizes.

With SIZIO you can:
• browse clothing, footwear, headwear, and one-piece garments;
• compare adult men’s, adult women’s, and children’s sizes;
• enter adult jeans in the familiar W/L format;
• select fractional and compound sizes from clear lists;
• keep separate measurement profiles for family members;
• follow visual guides for measuring feet and the body;
• use the bundled size catalog without an internet connection;
• optionally sync measurement profiles through your private iCloud database.

Size conversions are approximate. Fit and labeling may vary by brand and product, so always compare the result with the manufacturer’s own size chart before purchasing.

Names and body measurements are not shared with advertising or analytics services. The current version contains no advertising.

## Key features

- International size conversion
- Clothing, footwear, headwear
- Adult and children's sizes
- Measurement profiles
- Visual measuring guides
- Offline catalog access
- iCloud sync

## Is SIZIO safe?

Not enough ratings yet to assess SIZIO.

## Is SIZIO legit?

SIZIO has limited verification signals. The AppsHunter Legitimacy Score for SIZIO is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Frequently asked questions about SIZIO

### What clothing and shoe sizes does SIZIO convert?

SIZIO converts between EU, RU, US, UK, CN, and international letter sizes for various clothing types, footwear, and headwear. It supports adult and children's sizes, including jeans in W/L format.

### Can I use SIZIO offline?

Yes, SIZIO includes a bundled size catalog that can be used without an internet connection. This makes it convenient for use anywhere, anytime.

### Does SIZIO have ads?

No, SIZIO is ad-free. The current version contains no advertising, ensuring an uninterrupted user experience.

### How accurate are SIZIO's size conversions?

Size conversions provided by SIZIO are approximate. It is recommended to always compare the result with the manufacturer's own size chart before purchasing, as fit and labeling can vary by brand.

### Can SIZIO store different user profiles?

Yes, SIZIO allows you to keep separate measurement profiles for different family members. This is useful for managing sizes for multiple individuals.

### What devices does SIZIO support?

SIZIO is currently supported on iPhone devices. It is designed to be accessible for users on the Apple mobile platform.

### How often is SIZIO updated?

The latest version of SIZIO is 0.1.0, and it was last updated on September 17, 2026. Future updates will likely continue to refine its features and accuracy.

### Is my personal data safe with SIZIO?

Yes, SIZIO states that names and body measurements are not shared with advertising or analytics services. Your privacy is a priority.

## Version history (last 1 release)

### 0.1.0 — 2026-09-17

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-09.*