Deadline Engine

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

Deadline Engine is ranked #1 of 20 in legal calendaring software on Inferse. It runs on Web. There is a free plan. Paid plans start at $25/mo.

Compared on legal calendaring software

Free plan: Yesdeadlineengine.com
Paid from: $29.99/user/modeadlineengine.com
Deadline calculation: automateddeadlineengine.com
Court rule library: Yesdeadlineengine.com
Calendar sync: one-waydeadlineengine.com
Supported platforms: webdeadlineengine.com

Facts

Purpose: Deadline Engine calculates court and procedural deadlines and displays the governing citation and calculation steps.deadlineengine.com · 29 Sept 2026
Coverage: The homepage states that the catalog contains 4,871 deadline rules across 20 jurisdictions.deadlineengine.com · 29 Sept 2026
Calculation method: The methodology says calculations use deterministic rule logic and that Deadline Engine does not use AI to calculate deadlines.deadlineengine.com · 29 Sept 2026
Counting rules: The methodology says the engine handles deemed service, clear-day rules where applicable, business-day adjustments, official bank holidays and court office closures.deadlineengine.com · 29 Sept 2026
Professional features: Professional saves eligible server-recomputed calculations to individual matters, retains their history, and provides calendar feeds and downloadable ICS files.deadlineengine.com · 29 Sept 2026
Exports: The help page says users can export matters as CSV and JSON, with per-matter PDF and calendar exports.deadlineengine.com · 29 Sept 2026
Notable limits: The methodology says the engine does not determine jurisdiction, interpret evidence, read court orders, or decide whether a rule applies to a case.deadlineengine.com · 29 Sept 2026
Security: The Data Processing Addendum lists TLS in transit, hosted-provider encryption at rest, row-level security on user-owned tables, access controls and audit logging.deadlineengine.com · 29 Sept 2026
Privacy: The privacy policy says Deadline Engine does not accept file uploads and does not require client names, court references, party names or matter details for calculations.deadlineengine.com · 29 Sept 2026
Support: The help page states an initial response target of five UK working days, or two UK working days for Professional subscribers.deadlineengine.com · 29 Sept 2026
Audience: The About page says the product is developed for individual legal professionals, including solicitors, barristers, paralegals and compliance professionals.deadlineengine.com · 29 Sept 2026
Legal boundary: Deadline Engine describes itself as procedural information rather than legal advice and instructs users to verify dates against rules and case facts.deadlineengine.com · 29 Sept 2026