Understand What Your Code is Doing
Being to able to see what your code is doing along with your application logging is like the holy grail for developers.

Get The Whole Story From Your Code
Being to able to see what your code is doing along with your application logging is like the holy grail for developers.


Lightweight Code Profiling
Retrace tracks only the key methods in your code and is safe for production usage

Automatic Instrumentation
Standard application frameworks and dependencies are all supported automatically
Deep Performance Insights
Retrace collects detailed snapshots of what your code is doing and how long it takes
Experience Our Tracing On Your Workstation For Free
Stackify’s powerful code profiling is the heart of Retrace and Prefix. Our goal is to make it easy for to improve your code’s performance.
Prefix is the world’s best dynamic code analysis tool. Prefix also happens to be the world’s only dynamic code analysis tool, but whatevs. Think of it like a lightweight web request profiler built to help developers never say things like “well, it worked on my machine,” ever again.
Prefix’s dynamic code analysis reduces dreaded code churn by validating the behavior of your code with detailed code-level traces, logs by request, hidden exceptions, and SQL query monitoring.

Get Detailed Snapshots of What Your Code Is Doing
Bring code profiling and logging together with Retrace and get the whole story behind your application’s performance.
- Web request details
- View logging and errors
- SQL queries
- HTTP calls
- Plus dozens of other dependencies
Advanced Features
- Support for non-web-applications
- Track custom methods in your code


View Complete SQL Details
Retrace tracks every SQL query executed by your code. This includes how long they takes as well as other key details.
- Full SQL statement
- Database server and name
- Number of records affected
- Transaction usage
Track External HTTP Calls
Most applications leverage multiple external web services. Retrace will automatically track the usage and performance anywhere your code makes HTTP Requests. Virtually all types of HTTP requests are automatically supported.
- External web services
- Libraries that internally use HTTP like Elasticsearch
- SOAP or REST APIs
- HTTP based microservices


See What Your Async Code Is Doing
Profiling and understanding the performance of async code can be very complicated. Retrace supports modern async development patterns for .NET and Java.
- .NET async/await
- Java concurrent
- Java threads
Automatic Instrumentation
for Your Stack
Retrace works out of the box with your .NET, PHP, Node.js, Ruby, Python, and Java stack, and dozens of common frameworks are supported, including:
- SQL Server, Oracle, PostgreSQL, MySQL
- MongoDB
- Elasticsearch
- Redis
- AWS, Azure








What our customers are saying


it has made discussions around existing production issues far easier. With actual stats to work with, Retrace has taken a large amount of guesswork out of the equation.

Matt Ross
Lead Developer I Newitts & Co.
14 day free trial – No credit card required