About ToolLott
ToolLott is a practical collection of online calculators, unit converters, PDF and image tools, engineering and finance calculators, developer utilities, document generators and step-by-step guides designed around specific everyday tasks.
What you will find here
You can find tools for calculations, measurement conversion, PDF editing and conversion, image resizing and compression, engineering screening checks, finance calculations, developer formatting, student work, business documents and practical how-to tasks.
Our approach
We aim to make each product clear, useful and transparent. Tools are released progressively, and pages that are not yet interactive are clearly marked as under development.
Important note
ToolLott provides general information and calculation support. Results should be independently checked before they are used for professional, financial, legal, medical, safety-critical or regulatory decisions.