Many bosses doing an App for the first time have the mindset of "hand it to the outsourcer and wait for launch." Then acceptance day arrives, and they find slow logins, undelivered messages, and half-day waits just to change a piece of data in the backend. Both sides start arguing: one says the requirements weren't written clearly, the other says that's extra scope and costs more. Rework drags on for a month or two, and both the budget and the launch window are gone.
The problem usually isn't the technology—it's that acceptance was never designed as part of the project. Work through the following points in order, and you can head off most rework.
Nail Down "What to Verify" Before Acceptance
Acceptance doesn't start a week before launch. When signing the contract or kicking off the project, there should be a checkable feature list, granular enough to specify "which button you click and what result appears."
For example, in a booking-type mini program development project, the list can't just say "supports booking." It should say: after the user selects a date, fully booked time slots cannot be selected; after submission, a notification is received; the merchant backend can see order status. The more specific it is, the fewer arguments at acceptance.
Pitfall to avoid: don't use "similar to some App" as a requirement. What the other party understands and what you understand are almost never the same.
Verify by Flow, Not Just by Clicking the Interface
A good-looking interface doesn't mean it works. Walk through this line:
1. Main flow works end to end: registration, login, core business, payment, logout—run it on a real phone and a real network.
2. Abnormal situations: no network, weak network, duplicate submissions, timeouts, denied permissions—check whether prompts are clear and whether data gets corrupted.
3. Backend management: many App development projects have a fine frontend, but the admin system can't change data or query logs, and operations get stuck immediately.
4. Multiple device models: cover at least mainstream models and OS versions; don't demo on just one test device.
Pitfall to avoid: at acceptance, don't let them demo with an internal test account. Register a new account yourself and walk through it.
Incomplete Deliverables Means Nothing Was Delivered
Code, database, server accounts, third-party service accounts (push, payment, maps), API documentation, deployment instructions—these must be listed clearly in the contract.
A common real-world situation: corporate website and App are outsourced to two different vendors, and then nobody can say clearly who holds the accounts. Later, when you want to switch teams for maintenance, you find the code isn't available and the server can't be logged into.
Pitfall to avoid: put a separate "deliverables checklist" section on the acceptance form, tick each item off, and don't sign if anything is missing. Host the source code in a repository under your own name, with permissions in your own hands.
Security and Performance Need Separate Verification
Ordinary functional testing won't surface security issues. Do at least three things:
- Try to access other people's data with an ordinary account and check for privilege escalation;
- Check whether APIs return fields they shouldn't (such as phone numbers or ID numbers);
- Check key page load times under weak network conditions.
If the business involves transactions or user privacy, it's advisable to run a separate website security test or API-level security test to expose problems before launch.
Pitfall to avoid: don't wait until users or security scans find problems after launch—the cost of fixing them then is several times what it would have been before launch.
Tie Acceptance Cadence to the Final Payment
Split acceptance into two or three rounds: the first round raises the issue list, the second round re-verifies, and the third round is a regression before launch. Keep written records for each round: who raised it, who fixed it, and when it was fixed.
Tie the final payment to acceptance results, and hold part of it until the system has run stably after launch. This isn't distrust—it gives both sides an incentive to close out issues cleanly.
Pitfall to avoid: don't raise issues verbally. Saying "this feels a bit laggy" in WeChat means a month later nobody acknowledges it.
When It Makes Sense to Work with MIC Studio
If you're doing a corporate website redesign, booking-type mini program development, or need an App development project with an admin backend, and you don't want to go back and forth endlessly at acceptance, you can talk to MIC Studio.
We do corporate website development, mini program development, App development, as well as script development, website security testing, and reverse engineering testing. We're a good fit for situations like these: requirements aren't fully formed yet and you need someone to help sort out the feature list and acceptance criteria together; or you have an existing system to take over for maintenance and need a code and security health check first.
We'll also be clear about when we're not a fit: if you just want a template site, have an extremely low budget, and need it live within a week, a standardized product is a better deal.
Three Actionable Recommendations
1. Write the acceptance checklist at project kickoff: four blocks—features, abnormal cases, backend, deliverables—each listed to a checkable level, as a contract attachment.
2. Register an account yourself and walk the full flow: no demos, no test devices—run the main flow on a real network with real data.
3. Stage the final payment: pay part upon passing acceptance, and pay the remainder after the system has run stably for a period, moving rework costs forward to be resolved at the acceptance stage.