MobiSystems, Inc. Business
MobiOffice・Word Docs・Excel・PDF is a business app by MobiSystems, Inc. earning an estimated $700k/mo on the App Store with 100k installs a month. Below are its 6 current App Store screenshots, localized in 9 languages.
MobiOffice・Word Docs・Excel・PDF generates an estimated $700k per month in App Store revenue, from around 100k downloads a month. Its listing holds a 4.7-star rating across 44,453 ratings. The app has been on the App Store since 2014. Figures are monthly estimates of worldwide App Store performance.
MobiOffice is a complete mobile office suite that helps freelancers, remote workers, and small business owners create, edit, and manage documents, spreadsheets, presentations, and PDFs — also ideal for students and anyone looking for a simple, affordable Microsoft Office alternative — fully compatible with Microsoft Office, Google Docs, and 10+ other formats, all from one app on iPhone and iPad.
From the App Store listing.