Ask any secondary-school student what they check on their phone before 8 am and the answer is the timetable photo in the class WhatsApp group: blurry, three versions old, and silent about whether the physics homework is due today or Thursday. Parents in Lahore, Cairo or Manchester have the same gap from the other side. A small app that knows the week, the rooms, the teachers and every piece of homework with its due date replaces the photo, the sticky note and the "did we have maths homework?" message at 10 pm.
Generic planner apps exist, but they do not know that Period 3 on Wednesday is Chemistry in Lab 2 with Mr Raza, that Friday is a short day, or that your school runs a two-week A/B rotation. Describing your actual school to App Builder Agent gets a React Native app built around those facts, with a live phone preview while you watch, and an APK you can put on the whole class's phones by the weekend.
What a timetable and homework app must handle
- A weekly grid — Days across, periods down, with real period times and breaks; a "today" view for the corridor and a full week for planning.
- Subjects, teachers and rooms — Each lesson carries all three, colour-coded by subject, so a room change on Tuesday is a one-tap edit.
- Homework attached to a lesson — Add homework from the lesson it was set in, with a due date that defaults to the next time that subject occurs.
- Due-date reminders — A notification the evening before and the morning of, plus a badge on the subject.
- Done and overdue states — Tick off, see what is late, and keep a history for the term.
- Rotations and exceptions — Week A/B, half days, exam weeks and public holidays without rebuilding the grid.
- Offline first — Everything on the device; schools block Wi-Fi and mobile data runs out mid-month.
- Fast setup — Entering 35 lessons must take minutes: define a subject once, tap cells to fill, copy a day.
Build it with App Builder Agent, step by step
- Create a mobile app project. The app lives on the student's phone, so choose a mobile app. Have the real timetable in front of you: period times, subject names, teachers and rooms.
- Describe the school week exactly. The more real detail you give, the fewer rounds of fixes later.Build a timetable and homework app for a Grade 9 student at a school in Lahore. Monday to Thursday have 8 periods from 8:00 to 14:00 with a 20-minute break after period 4; Friday has 5 periods ending 11:30. Subjects: Mathematics, Physics, Chemistry, Biology, English, Urdu, Islamiyat, Pakistan Studies, Computer Science, each with a teacher name and room. Screens: Today (next lesson highlighted, homework due today), Week grid, Homework list (due soon, overdue, done), Add homework from a lesson with the due date defaulting to the next lesson of that subject, Settings. Notifications at 7 pm the day before and 7 am on the due date. Store everything on the device with SQLite so it works offline. Navy and white with a colour per subject; Urdu subject names shown alongside English.
- Fill in a week in the preview. Use the live phone preview to enter Monday, then copy it and change two lessons. Add homework from a Physics lesson and check the due date lands on the next Physics period, not tomorrow. Open the Simulate panel and move the clock to 7 pm to see the reminder fire.
- Add the awkward cases. Every school has at least one.Add a Week A / Week B rotation starting from a date I set, a "short day" toggle per date that ends after period 5, and a holidays list that greys out days and moves any homework due on a holiday to the next school day.
- Install it. Press Download APK in the Preview tab and put the test build on a phone. Use it for one real school week before sharing it with the class; a week finds the missing features better than any review.
Prompts that work well
Change the school, the language or who is in charge and the same structure holds:
Common mistakes (and the fix)
- Free-text subjects. Typing "Maths", "maths" and "Mathematics" creates three subjects and breaks the colour coding. Ask for subjects as a picked list, defined once.
- Due date defaulting to tomorrow. Homework set on Monday for Thursday's lesson should default to Thursday. Say so, and the agent computes it from the grid.
- Reminders that fire at midnight. Notification times must follow the phone's time zone and skip weekends and holidays; check them in the Simulate panel before installing.
- Rotation baked into the grid. Duplicating the whole week for Week B means every edit happens twice. Ask for one grid with a per-lesson "A only / B only / both" setting.
- Losing everything on reinstall. Add export and import of the timetable as a file, and a share option so one student can send the class timetable to another.
Make it feel finished
- Show the next lesson and the minutes remaining at the top of Today; that is the screen opened in the corridor.
- Let a lesson be marked "cancelled" or "moved to Room 7" for one date only.
- Keep a term view of homework completed, so a student can see a good week.
- Add a "tomorrow" card with the first lesson and what is due, for the night before.
- Offer a light theme for the classroom and a dark one for late homework.
Installing, publishing and next steps
The AI app builder page shows how the phone preview and the Simulate panel work; the test APK from the Preview tab installs on any Android phone and is enough for a class. If a school wants a Play Store listing, the signed APK and AAB build with your own package id is on the paid plans. See what others made in the ready-made quiz & learning apps gallery for ideas on the homework side.
Two natural next builds: the AI study helper that explains the homework this app is reminding you about, and the quiz app guide for revision before the exam week you have just added to the calendar. Open the builder with your timetable in hand.
Frequently asked
Do I need to code to build a timetable app?
No. You describe the timetable, subjects and homework features in plain English and the AI agent writes a real React Native app. You watch it in a live phone preview in the browser and ask for changes in the same chat until it matches your school.
Will it work without internet?
Yes, if you keep data on the device, which is the default. Timetable, homework and reminders are stored with AsyncStorage or SQLite on the phone, so the app works in a classroom with no signal. Ask for a hosted backend only if teachers should push homework to every student.
Can I install it on my Android phone?
Yes. The Preview tab has a Download APK button that gives you a release-signed test APK to install on any Android phone. Signed APK and AAB files for the Play Store, with your own package id, are available on the paid plans. There are no iOS builds.
Can teachers and students share one timetable?
Yes, ask for a hosted backend. The agent then adds a teacher login, a class code students enter once, and homework the teacher posts appears on every student's phone. The hosted backend is included, with nothing for you to run.
What does it cost?
Signing in and building the first app is free. Further edits with the agent, unlimited APK builds and source export are paid: a $1 permanent membership covers test APKs and export, and Pro, Business and Max plans add AI allowance. All are one-time payments.
Build it now — free to start
Type the idea, sign in, and the agent builds it in your browser. Change anything by describing it.
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