Browser app
Calculate time-entry durations and flag missing events, overlaps and schedule gaps.
A time-entry table in CSV, TSV, XLSX or XLS format; a schedule table is optional. Entry-duration, schedule-gap and issue reports.
Uses explicit timestamp offsets or a fixed UTC offset; it does not infer daylight-saving, payroll or overtime rules.
Files are processed on your device. A free account includes 3 uses per day across the browser apps.
Sobolsoft Unlimited · $1.99/monthUSD before applicable tax. Browser apps only; Windows software is purchased separately.
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Video demo
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Calculate working durations from clock-in and clock-out records. This silent webapp demonstration shows Quick Help, Load Samples, Check Timesheets, completed result files and Download All As ZIP.
Description
What is this software?
Calculate working durations from clock-in and clock-out records. Find overlapping entries, missing endpoints and uncovered time against an optional work schedule.
Features
- Measure elapsed time from supplied start/end timestamps.
- Find overlaps, missing endpoints and gaps against optional schedules.
- Use explicit offsets without guessing daylight-saving or payroll rules.
Calculate working durations from clock-in and clock-out records. Find overlapping entries, missing endpoints and uncovered time against an optional work schedule.
Features
- Measure elapsed time from supplied start/end timestamps.
- Find overlaps, missing endpoints and gaps against optional schedules.
- Use explicit offsets without guessing daylight-saving or payroll rules.
Your files
Processing takes place in your browser, without uploading your files for processing. Results are saved to your device.
The app's ? Help contains instructions, supported formats and browser limits.



