TeenOS
One-time purchase. Yours forever.
- Single offline HTML file
- No subscription, no account
- Laptop, iPhone & Android
- Your data stays on your device
TeenOS is your private offline dashboard for the chaos of high school. GPA tracker with weighted AP and Honors, homework with class tags and due-date pills, daily mood log with a private journal, money tracker with a savings goal, screen time logger and habits, plus a college prep timeline by grade with reach-match-safety school list. Replace five sticky notes and three subscription apps with one HTML file. Works on iPhone, Android and laptop. Data stays on your device.
WHAT'S INCLUDED
- GPA tracker (unweighted + weighted, AP and Honors support)
- Class roster with editable grade percentages
- Homework + tasks with class tags and Today / Upcoming / Overdue pills
- Daily mood log (5-point) with private notes only on your device
- 7-day mood streak chart and weekly average
- Quick mental-health check-ins (sleep, movement, talking to someone)
- Money tracker: income, spend, save - this-month totals
- Savings goal with progress bar
- Daily screen-time logger split by social, games, video
- 7-day screen-time chart so you can see where the hours went
- Daily habits with weekly streaks
- College prep timeline by grade (9th to 12th)
- SAT and ACT score tracking
- Reach / Match / Safety school list with application deadlines
- Dashboard summary: GPA, open homework, mood streak, money saved
- Settings: profile, currency, export and import JSON backup
- Install on iPhone, Android, or run on laptop
- PDF instructions guide included
100% PRIVATE AND OFFLINE
All data stays on your device. No server, no cloud, no account. Works completely offline.
WORKS ON ALL DEVICES
Open on laptop, add to home screen on iPhone (Safari) or Android (Chrome) as an app. One file, all devices.
INSTANT DOWNLOAD
Download once, use forever. No subscription, no renewal, no expiry.
PERFECT FOR
- High school students 13 to 18 who want one tool, not five apps
- Parents who want to give their teen one private dashboard, not pay for a subscription bundle
- Honors and AP students who need weighted GPA tracking the school portal does not show
- Juniors and seniors organizing SAT/ACT scores, college visits and reach-match-safety lists
- Teens with ADHD or anxiety who need a single low-friction place for school, mood and money
- Anyone homeschooling a teen who wants academic, life and college tracking in one file
Questions? Message us on Etsy - we reply within 24 hours.
