# Trade Vault vs SizeRight

The clearest difference is in-app purchases: SizeRight at none against Trade Vault's 3. SizeRight also leads on iOS requirement (15.1 vs 17.6). Trade Vault's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Trade Vault sells 3 in-app purchases, starting at $4.99 per month. SizeRight asks for nothing beyond the download.

Trade Vault ships an update every 2 weeks, SizeRight every 3 weeks. The most recent releases landed on September 18, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Trade Vault | SizeRight |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 25 MB | 26 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Takudzwa Marima](https://appshunter.io/developer/1887252157) | [Alexander Bacsa](https://appshunter.io/developer/1895938685) |

## What reviewers say

### Trade Vault

[App page](https://appshunter.io/ios/app/trade-vault/id6761007423)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trade Vault Pro Monthly | $4.99 | per month |
| Trade Vault Pro Yearly | $29.99 | per year |
| Trade Vault Lifetime | $39.99 | one-time |


### SizeRight

[App page](https://appshunter.io/ios/app/sizeright-position-size/id6764857338)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trade Vault free?

Trade Vault is free to download, with in-app purchases available.

### Is SizeRight free?

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

### Do Trade Vault or SizeRight have ads?

SizeRight shows ads; Trade Vault does not.

### Which is updated more often, Trade Vault or SizeRight?

Trade Vault ships an update every 2 weeks, and SizeRight every 3 weeks. Most recently, Trade Vault was updated on September 18, 2026 and SizeRight on September 20, 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.*