Free tool
Combine PDFs into one set
Add drawings, specs and attachments, put them in the right order, and download a single PDF with bookmarks. No account, no upload, no wait.
Nothing you add here leaves your browser. The merge runs on your own machine.
Drop your PDFs here
PDFs only, up to 200 MB each
This is the smallest thing LODE does
In the full product a set like this is issued once: every sheet is numbered and indexed, the revision it supersedes is recorded, and everyone downstream sees the current drawing rather than a copy of a copy.
Go deeper
Free tool
Architect’s calculator
Add, subtract and scale dimensions, convert feet-inches, decimal feet, inches and millimetres, work out a grade.
Learn
What is a conformed set?
The bid set with every addendum folded in: what goes into it, who prepares it and when, and how it differs from the IFC and record sets.
Learn
Addendum vs bulletin vs ASI
Three instruments, three moments: before the contract, a minor change at no cost, a change that needs a price. With the AIA forms and clauses for each.
Feature
Files, issuances and the conformed set
Every issuance compiled into the current set, with the history kept.