Why people leave an app in the first week, and what keeps them coming back.
"Let's redo the button again." Meanwhile, the real product problem stays elsewhere. The product is trying to look prett…
02Booking is extremely effective. But constant pressure — "only 1 room left", "booked 14 times today" — pushes cognitive …
03The team knows the product so well it stops seeing the obvious problems. And that's exactly where the disasters start.
04Many apps add features. Very few really ask: "what time are we saving for the user?"
05Notifications, popups, tooltips, emails, tutorials, reminders, promotions. Some apps talk a lot. Too much. And it gets …
06Create an account, confirm an email, allow location, import contacts. All before the user even knows the product.
07Many apps ask how to add more features. Duolingo mostly asks how to make people want to come back tomorrow.
08Dark mode became a user expectation almost overnight. But implementing it properly requires more than inverting your co…
09Most people use their phone with one hand. If your app's key actions require a stretch or a second hand, you are losing…
10Push notifications are one of the most powerful tools in mobile — and one of the most abused. Here's the difference bet…
11A beautiful app that does not convert. Discover how a single misplaced button can cut your sales in half.
12Your user decides in 7 seconds whether to keep or delete your app. Here is how to win that battle.
Native or cross-platform, app or website, one platform or two. The decisions that cost the most to change later.
Review, rejections, requirements and the paperwork between a finished app and a published one.
What makes an app feel slow, what makes it crash, and how both are measured rather than guessed.
How a budget is built, where the money actually goes, and how scope moves a quote.
Store listings, screenshots and keywords: how people find an app once it is published.
What changes when the app is for a restaurant, a clinic or a building site.
An app is not finished when it ships. What the following year actually involves.
Most of my projects run remotely, and in practice that changes very little. We talk over video whenever you need to, not only at major milestones, and you can reach me with questions at any point during the project — I always answer.
You can also write to me directly on WhatsApp: same number I use every day, a French professional line that works internationally.