送料計算/送料比較アプリ MerCalc 2020 フリマアプリ、オークション、せどりの送料計算

La description de 送料計算/送料比較アプリ MerCalc 2020 フリマアプリ、オークション、せどりの送料計算

Site Editorial Commentary：You can find the cheapest way to send!! A shipping/profit calculation app that can also calculate profits and track packages. It is also used by many sales professionals and famous housewife bloggers.

MerCalc 2020: The Ultimate Shipping Calculator for E-commerce and Auction Sellers

Are you a frequent seller on platforms like Mercari, Rakuma, Yahoo Auctions, PayPay Flea Market, and others? Do you often find yourself struggling to find the cheapest shipping option? MerCalc 2020 is a free Android app designed specifically for you. This comprehensive shipping calculator helps you compare shipping costs across 11 major Japanese shipping carriers and 66 different services, ensuring you always get the best deal. Updated as of November 10, 2025, MerCalc 2020 keeps you informed with the latest shipping rates.

Key Features:

* **Cost Comparison:** Quickly find the most affordable shipping method for your items.
* **Size Optimization:** Benefit from the 'One Size Down' suggestion feature to potentially reduce shipping costs further.
* **Profit Calculation:** Accurately calculate profit margins by factoring in the selling price, fees (automatically calculated), shipping costs, and original costs. Determine the optimal selling price to avoid losses (reverse calculation of selling price from profit margin is also available).
* **Built-in Ruler:** Conveniently measure dimensions using your smartphone.
* **History Feature:** Save package dimensions and weights for easy access and future calculations.
* **Package Tracking:** Track your packages with major carriers like Yamato Transport (Kuroneko Yamato), Japan Post, and Sagawa Express.
* **Cash-on-delivery Support:** Calculate shipping costs, including cash-on-delivery fees.
* **Predefined Dimensions:** Easily input dimensions for common envelopes and boxes.
* **Share Functionality:** Share shipping calculation results with friends via email or social media.

MerCalc 2020 supports a wide range of shipping services, including those offered by Mercari, Rakuma, Yahoo Auctions/Yahoo! Flea Market, Mobau, minne, Japan Post, Yamato Transport, Sagawa Express, Ecohai, and Ecomu-bin.

For more information and reviews, visit:

* Appliv: [https://android.app-liv.jp/004261798/](https://android.app-liv.jp/004261798/)
* All About: [https://allabout.co.jp/gm/gc/476479/](https://allabout.co.jp/gm/gc/476479/)
* Zubora Setsuyaku Shufu.COM: [https://zuborasyuhu.com/mercari/](https://zuborasyuhu.com/mercari/)

Stay updated with the latest news and updates:
* Blogger: [https://mercalc.blogspot.com/](https://mercalc.blogspot.com/)
* Facebook: [https://www.facebook.com/YasDevAcc/](https://www.facebook.com/YasDevAcc/)
* Twitter: [https://twitter.com/YasDevAcc](https://twitter.com/YasDevAcc)
* LINE: [https://lin.ee/qlw0327](https://lin.ee/qlw0327)

Disclaimer:

While we strive for accuracy in shipping calculations, please report any errors. The developer (Yas) is not liable for any damages resulting from the use of this app.