# 우체국포스(POSTPOS) vs Sourcing Calculator

The clearest difference is iOS requirement: 우체국포스(POSTPOS) at 10.0 against Sourcing Calculator's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | 우체국포스(POSTPOS) | Sourcing Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | — | Freemium |
| Size | 17 MB | 10 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HAREXInfoTech](https://appshunter.io/developer/424564682) | [Haruna Suganami](https://appshunter.io/developer/6791620393) |

## What reviewers say

### 우체국포스(POSTPOS)

[App page](https://appshunter.io/ios/app/postpos/id1440101409)

**In-app purchases:** none


### Sourcing Calculator

[App page](https://appshunter.io/ios/app/sourcing-calculator/id6791620391)

This tool helps cross-border resellers calculate profit and convert currencies accurately. It offers live exchange rates, fee management, and offline functionality for quick buy/pass decisions. A premium version unlocks advanced features for more complex calculations.

**Highlights:** Live currency conversion, Profit and margin calculation, Customizable fee registration, Offline rate caching, Multi-language support, Built-in arithmetic

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

**In-app purchases:** none


## Frequently asked questions

### Is 우체국포스(POSTPOS) free?

우체국포스(POSTPOS) is free to download, with no in-app purchases.

### Is Sourcing Calculator free?

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

### Do 우체국포스(POSTPOS) or Sourcing Calculator have ads?

Neither 우체국포스(POSTPOS) nor Sourcing Calculator shows ads.

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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.*