Text Repeater for Developers How to Generate Test Data and Simulate Load with Simple Text Multiplication
You need 10,000 rows of test data for a load test. A text repeater generates them in seconds. Here's the developer's test data generation guide.
You are load-testing a registration API. You need 10,000 test email addresses. You could write a script. Or you could use a text repeater — type a template email, multiply it 10,000 times with newline separators, and paste the output into your load testing tool. The generation took 10 seconds. The script would have taken 10 minutes to write and debug. The text repeater is the faster tool for one-off test data generation.
When to Use a Text Repeater vs a Script
Use the text repeater for: one-time test data generation (a few thousand rows), simple patterns (repeated strings, incremental IDs), and quick placeholder content. Write a script for: complex data generation (names, addresses, varied data), data that requires randomization or uniqueness, and repeatable test data pipelines. The text repeater is the quick tool. The script is the comprehensive tool. Use the right one for the job.
Tools mentioned in this article
Text Repeater
Repeat any text string as many times as you need. Set the count and separator. Good for generating test data, creating placeholder patterns, or bulk-copying formatted snippets.
Word Counter
Count words, characters, sentences, and paragraphs in real time. Shows reading time and speaking time estimates. Copy-paste or type directly — no buttons to click, updates as you write.
Text Sorter
Sort lines of text alphabetically, by length, numerically, or randomly. Remove duplicates, ignore case, trim whitespace. Ideal for cleaning up lists, organizing data, and preparing ordered content.