Time Master + Billing

Time Master + Billing
Developer: 🇺🇸 On-Core Software LLC
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4.7K installs
94 ratings
521 monthly active users
$<10K monthly revenue est.
IAP 100% · Ad 0%
Install Trends
Weekly +17
Steady
Monthly +34
Steady

Time Master + Billing Summary

Time Master + Billing is a with in-app purchases iOS app in Business by On-Core Software LLC. Released in Apr 2009 (17 years ago). It has 94 ratings with a 4.53★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 521 monthly active users and generates around $<10K monthly revenue (100% IAP / 0% ads). Store last updated Sep 23, 2026

Time Master + Billing SDKs Summary

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4.53★

Ratings: 94

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Screenshots

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App Description

The best, most powerful, comprehensive, easy to use time keeping app on the Apple Store is now even better.

Our biggest fans are consultants, attorneys and contractors. Time Master is used by individuals working independently, to attorneys from some of the biggest law firms in the USA. If you need to keep track of time and expenses, you can’t find a better app than Time Master. We at On-Core are IT professionals, so we have firsthand experience with billing and keeping track of time. We know from personal experience what is needed and have made this app so flexible, it works for virtually anyone in any industry in which time needs to be kept.

Features:
- Track time by start, stop and/or by duration
- Sessions option can track "punch-in & out" for a single time entry
- Single or multiple running timers
- Timers keep running even if you are not running the app
- Time Entries are by Client and can be sub-categorized by Project and Tasks
- Powerful billing rates that can be defined in the following priority: Global, by Client, by Project, by Task or Custom per entry
- Powerful Time Rounding: by hour, minutes and/or seconds
- Multiple Filters to sort and view only what you need to see
- Define the day of the week that your work week starts
- Track Expenses - from Mileage to Meals to Burning CD's and anything else you want to define
- Display Reports right on your device that you can view and export via email in HTML and/or CSV format. By Client or Timesheet
- Copy Client information from your Contacts list
- Dual taxes for countries such as Canada
- Full Backup & Restore capabilities
- and so much more!

NEW! "Time Master Client" companion app. How it works: the account owner sets up Clients, Projects, and Tasks in Time Master + Billing and pushes them to team members/subcontractors on Time Master Client. Those team members track time and expenses (and can optionally generate invoices) from the field, and it all syncs back to the main app for consolidated billing. Subscription-based.

OPTIONAL MODULES (one-time additional fee required as an "In App Purchase"):
- Invoicing: If you want to do billing directly from your iPhone or iPod Touch then look no further. The most powerful invoicing module built directly into Time Master. Professional PDF invoices can be emailed to the client, including your own logo.
- Synchronization: Wirelessly synchronize two or mor