The phrase "a tool which allows" is correct and usable in written English.
You can use it when describing a tool or device that provides a specific capability or function.
Example: "This software is a tool which allows users to edit videos with ease."
Alternatives: "a tool that enables" or "a tool capable of".
NeuronDB is a tool which allows the comparison of compartmentalized neurons in a number of different ways.
Stanford Network Self-Registration (SNSR) is a tool which allows for user registration of devices onto the Stanford Network.
My way of keeping healthy is to use a tool which allows me to build my own food guide and make or find a healthy recipe from that.
The map of the internet was produced by Rapid7's Project Sonar, a tool which allows the firm to scan every single public-facing IP address in a matter of hours, and look at which services they are offering to the wider internet.
In particular, we present a tool which allows the user to understand the tuning and the behaviour of proportional-integral-derivative (PID) controllers when they are used to control first-order-plus-dead systems in distributed networks.
There is a need for the development of a tool which allows to assess built environment in both objective and self-reported manner, contemplating also issues of accessibility and disability, and that allows data comparability across countries and populations.
David presented a demo of Ivan Codesido's project, a tool which allowed readers to automatically look up definitions for words on the fly, inspired by mobile and tablets in-built dictionary functionality.
The purpose of our paper is to present a methodology and a tool, which allow the use of topological optimization for the preparation of model for RP and AM.
This paper describes a method and a software tool which allows a control engineer to calculate optimal PID controller settings for multiloop systems.
This is not unique, as clothing is generally used as a communication tool, which "allows a message to be created and [selectively] understood" [ 52].
Recently, computed tomography perfusion (CTp), a functional tool which allows a quantitative evaluation of tissue perfusion through consecutive scans acquired during contrast media injection, showed promising results in the oncologic field, even in renal lesion characterisation [ 10].
