Time tracking for freelancers. Multiple clients, simultaneous timers, instant export.

Download on the App Store
nuller app screenshot

Track every minute.
Bill every minute.

nuller keeps running while you work. Start, pause, stop across as many clients as you need.

01
Multiple simultaneous timers
Each timer runs independently with its own rate and currency.
02
Export in seconds
Copy summaries into any invoice tool. Share via email, WhatsApp, or SMS.
03
Never lose a session
Forgot to stop? nuller reminds you. Back-date timers. Notes on every entry.
04
Works the way you do
Set your own hourly rates, currencies, and billing preferences per client.

One price.
No subscription.

Try nuller free. Unlock everything once, keep it forever.

Free
$0
Always free
  • Up to 20 entries
  • Multiple simultaneous timers
  • Per-client hourly rates
  • Multiple currencies
  • Manual entry and back-dating
  • Notes on entries
  • Export via email, WhatsApp, SMS
  • End-of-day reminders
Pro
$14.99
One-time payment
  • Everything in Free
  • Unlimited entries
  • Excel + PDF export
  • Logo on exports
  • All themes