Drawing from over a decade of iOS development experience, I am Asif, an integral part of Einnovention- a respected name in the field. We have 25 app developers including expert iPhones specialists who hold a prestigious record of successfully completing 248 projects on this very platform, with ecstatic client feedbacks and a 4.9/5 rating.
Our proficiency stretches to diverse areas relevant to this task like; Flutter for seamless cross-platform utility development, API integration (Google, OpenAI, Payments), txt file management and data manipulation amongst others. As for your specific needs, our team has worked extensively with voice conversion, audio file combination and storage management on iOS, each time meeting and often surpassing expectations.
Furthermore, we are resourceful, meaning we have an exhaustive understanding of popular iOS ecosystem tools including web-based ones like OpenAI that'd be crucial in making your productivity application shine. To further demonstrate this claim, I would like to show you a similar Mac/iPhone productivity shortcut we have implemented for a client on Apple's iCloud platform... (Paste link)