Generate a Random Time

Need random times for scheduling, testing, or time-based applications? The Generate a Random Time tool creates realistic time values with flexible formatting options and intelligent filtering. Whether you’re developing calendar applications, creating test data, or planning schedules, this tool generates authentic times that fit your specific requirements and constraints.

Perfect for developers testing time-sensitive features, project managers creating sample schedules, or educators preparing time-based exercises. The generator supports multiple time formats including 12-hour, 24-hour, and natural language expressions, making it versatile for various applications and user preferences.

Total times: 5
Options
Time Generation Options
Business hours only
Round to 5 minutes
Sort chronologically
Unique times only
Include seconds
Maximize output
Time Format
Format style:
Time period:

How to Use:

1. Set Time Parameters

  • Choose how many random times to generate (1-500)
  • Set your start time to define the earliest possible time
  • Set your end time to define the latest possible time
  • The tool ensures all times fall within your specified range

2. Configure Generation Options

  • Toggle “Business hours only” to limit times to 9 AM – 5 PM
  • Enable “Round to 5 minutes” for standard scheduling intervals
  • Turn on “Sort chronologically” to arrange times in order
  • Use “Unique times only” to prevent duplicate times

3. Choose Time Format

  • 12-hour (2:45 PM): Standard format with AM/PM
  • 24-hour (14:45): Military time format
  • Words (quarter to three): Natural language time expressions

4. Select Time Period

  • All day: Generate times throughout 24 hours
  • Morning: Times between 6 AM and 12 PM
  • Afternoon: Times between 12 PM and 6 PM
  • Evening: Times between 6 PM and 12 AM

5. Advanced Settings

  • Enable “Include seconds” for precise time generation
  • Use “Maximize output” for better viewing of large lists

6. Generate and Export

  • Click “Generate Times” to create your time list
  • Use “Copy” to copy formatted times to clipboard
  • Click “Export to File” to download as .txt file

What Random Time Generator Can Do:

The Generate a Random Time Tool produces mathematically random times with practical business logic. The business hours filter automatically limits generation to standard work hours (9 AM to 5 PM), making it perfect for scheduling meetings, appointments, or work-related events. The 5-minute rounding option aligns with common scheduling practices used in calendar applications.

Multiple time formats support different use cases and systems. 12-hour format works well for general scheduling and user-facing applications. 24-hour format integrates with military, medical, and international systems. Word format creates natural language times perfect for educational materials or conversational interfaces.

The time period filters help generate contextually appropriate times. Morning times work for breakfast meetings or early appointments. Afternoon times suit business meetings and lunch schedules. Evening times are perfect for social events or after-work activities. Custom ranges let you target specific operational hours or time windows.

Advanced features include chronological sorting for timeline creation and unique time filtering for statistical sampling. The seconds option adds precision for scientific applications, performance testing, or detailed scheduling systems that require exact timing specifications.

Example:

Input Settings: 6 times, business hours, rounded to 5 minutes, 12-hour format, sorted

Before: Generate 6 business hour times rounded to 5-minute intervals

After:

9:15 AM
10:45 AM
1:30 PM
2:20 PM
3:55 PM
4:40 PM

Random Time Generator Table:

Examples showing different time formats and filtering options.

SettingsFormatSample Output
5 times, business hours, rounded12-hour format9:15 AM
11:30 AM
2:45 PM
4:20 PM
4 times, evening, sorted24-hour format18:15
19:42
21:08
23:33
3 times, morning, roundedWords formatquarter past seven
half past nine
twenty to twelve
4 times, all day, with seconds12-hour with seconds2:45:23 PM
7:12:47 AM
11:38:15 PM
6 times, afternoon, unique only24-hour format12:23
13:47
15:12
16:38
17:55
5 times, custom 8AM-6PM, sorted12-hour format8:34 AM
10:12 AM
1:45 PM
3:28 PM
5:51 PM

Common Use Cases:

Software developers use the Random Time Generator for testing calendar applications, scheduling systems, and time-sensitive features. The various time formats ensure compatibility with different programming languages and database systems. QA teams create realistic test scenarios for appointment booking, meeting scheduling, and time-tracking applications.

Project managers generate sample meeting times, milestone schedules, and resource allocation timeframes for planning purposes. Event coordinators use the business hours filtering to create professional meeting schedules while avoiding early morning or late evening times. The word format helps create natural-sounding scheduling communications.

Educators preparing time-based math problems, scheduling exercises, or clock-reading activities find the tool invaluable. Medical facilities use it for generating appointment slots, staff schedules, or patient visit times. The rounding to 5-minute intervals matches standard medical and business scheduling practices.

Restaurant managers create staff shift times, reservation slots, or delivery schedules using the custom time ranges. Fitness trainers generate class schedules, workout times, or personal training appointments. The chronological sorting helps create organized timetables and sequential scheduling displays for various professional and personal applications.

Related Tools