Conflict-free school timetables, right on your phone.
Periodly builds clean, clash-free schedules in seconds — manage teachers, classes and subjects, cover absences, and export to PDF. No spreadsheets, no internet required.
Up and running in four steps
A quick guide to going from an empty app to a published timetable.
Add your people
Create branches, teachers, subjects and classes. Sign in once with Google to keep it tied to your device.
Generate
Periodly builds a timetable and auto-detects teacher and class clashes so nothing double-books.
Cover absences
Mark a teacher absent and Find Cover shows free, qualified substitutes for each period that day.
Share it
Publish the schedule and export any view to PDF to print or send — all working fully offline.
Built for real school admin
Everything stays on your device. No backend, no tracking, no ads.
Clash detection
Instant warnings when a teacher or class is scheduled twice at the same time.
Multiple branches
Run separate timetables per branch and switch between them in a tap.
Substitute cover
A persisted daily cover sheet that never disturbs your weekly template.
Right Now view
See exactly which class each teacher is in at the current moment.
PDF export
Export any timetable view to a clean PDF for printing or sharing.
Fully offline
Your data lives in a local database on your phone and is never uploaded.
Build your first timetable today
Free on Google Play. Works offline from the first launch.
Get it on Google Play