A company

Prefix is a popular developer tool for finding and fixing bugs while you write your code. You have profilers and debuggers, but nothing is like Prefix, and it's free!

founded by developers,

run by developers,

that develops tools to

help other developers

be better developers.

Retrace is an APM tool built specifically for developers and dev teams. Our agent can install on pre-prod or production servers to make black boxes transparent for the coders. Try Retrace free for 14-days.

Powerful code profiling for your dev box


APM for QA & prod servers

Prefix provides an instant feedback loop to see what your code is doing. Find and fix bugs before they get deployed. Oh yeah, and it's free!

The first APM designed for developers. Deep code level performance combined with app metrics, errors, logs and more. Starts at $10/mo.

Stackify has two game-changing, code performance products no developer or dev team should ever be without:


The real kicker is this: When you use Prefix + Retrace, you can track your app's performance, analyze it, and optimize it—real time, all the time—from dev to prod.


Developers / Architects: 

Stackify's tools were built for you.


Prefix on Mac OSX for Java coming soon!

[ for workstations ]

Thousands of developers

in thousands of companies

are rapidly improving their applications with Stackify.

Are you? Give us a shot. Both tools are easy and affordable.


[ for servers ]

Questions? Want to learn more about Stackify's solutions?

Use Cases

8900 State Line Rd #100

Leawood, KS 66206