Every founder searching for a mobile app development company finds the same wall of similar-looking websites — nice fonts, vague promises, a contact form. The real differences show up later: in what the team has actually shipped, who owns the code when it is done, and how often you see real progress before launch.
A few direct questions, asked before you sign anything, separate a team that ships real apps from one that only sells the idea of shipping them.
The best signal is not a pitch deck or a logo wall — it is a working app on a real store that the same team actually built and shipped.
Ask to see apps that actually shipped.
Anyone can show mockups. Ask for links to live apps on the App Store or Play Store, built by the same team, not a partner agency or a template.
Open the app. Check the reviews, the last update date, and whether it still works. A portfolio of screenshots proves far less than one working app.
Check who owns the code and the accounts.
Before work starts, confirm in writing that you keep the code, the design files, and the store developer accounts once the project ships — the same ownership our Flutter and Android guides walk through.
If a team is vague about ownership, or wants to keep the accounts under their own name after launch, treat that as a serious warning sign, not a minor detail.
Ask how you will see progress before launch.
A team that works well shows you something real every week — a screen, a working flow, a build on your own phone — not a status email with nothing attached.
If the answer is a single delivery date months away with nothing in between, that gap is exactly where scope quietly drifts and budgets quietly grow.
Match the stack to your product, not the pitch.
The right technology depends on your product, not on what a team prefers to sell. Read up on Flutter app development and Android app development before the first call, so you can ask an informed question.
A team that recommends one stack for every product, regardless of what you are building, is optimizing for their own workflow, not yours.
Get a clear, written scope before you sign.
A serious proposal lists screens, features, and what happens if the scope changes later — not just a headline figure and a start date.
If you want a fixed-cost MVP with a clear scope from the first call, you can share your idea and get a straight answer back.
Red flags worth walking away from.
No shipped apps to show, vague answers about code ownership, and no fixed cadence for updates are the three warning signs founders report most often after a bad hire.
None of these take deep technical knowledge to spot — they just take asking the question early, before any commitment is made.
If you are still early in scoping the idea itself, our mobile app development guide is a good place to start. If you want the short version of who is behind Kriva.studio, read about the studio next.
The code-ownership point is the one nobody warns you about. Wish I had this checklist before our first agency.