Day 23 - Profitable MVP in 30 Days - Another Sad Story
Day 23 of the profitable MVP challenge where I share the frustration of waiting for Chrome Web Store to approve my app update. Also discussing early user feedback on the UI and weighing two options: focus on content marketing or build a new app in the remaining 7 days.

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Profitable MVP in 30 Days - Final Summary
Final summary of the 30-day profitable MVP challenge, evaluating the entire development process of three different apps: SoundBar, ReadingPointer, and Focusify. Detailed analysis of revenue, costs, actual profit achieved, along with valuable lessons about choosing business models, focusing on one product instead of spreading resources thin, and future plans for the developed products.

Day 28-29-30 - Profitable MVP in 30 Days - All According to Plan
Days 28-29-30 of the profitable MVP challenge where I look back at the original plan and assess progress. Sharing how I plan to hit the $1000 profit goal by buying my own app, and announcing the new app Focusify.app instead of letmethink. Also preparing landing page, promo video, and images for launch day.

Day 27 - Profitable MVP in 30 Days - Trying a Silly App
Day 27 of the profitable MVP challenge where I decide to abandon the Group Opener idea and pivot to building a 'silly app' - a simple, easy-to-build app that still has profit potential. Explaining what silly apps are: simple features that seem unremarkable but can achieve massive downloads, like fart sound apps with 50 million downloads or beer drinking simulators with 90 million downloads.

Day 25 - Profitable MVP in 30 Days - Never Give Up
Day 25 of the profitable MVP challenge where I admit ReadingPointer's failure - user retention is extremely low and no one cares about the paid features. Sharing lessons learned including targeting users with higher willingness to pay, challenges of building cross-browser extensions, and difficulties turning scientific methods like speed reading into products.

Practice English Speaking with Elsa Speak AI App
This post introduces and reviews the Elsa Speak app - an English pronunciation learning tool using AI. I share my personal experience with features like the entry test, specific pronunciation error analysis, and compare it with traditional methods like finding native speakers on Italki, while discussing the pricing and effectiveness of the app.

Sketch, Wireframe, Mockup, Prototype - What Are They and Examples
Explaining and distinguishing four important terms in UI/UX design and software development: Sketch (quick idea drafting on paper or whiteboard), Wireframe (basic skeleton describing app flow), Mockup (adding design elements like colors and fonts to wireframe), and Prototype (interactive sample). With specific examples and appropriate tools for each design stage.