Sinister DM Tools is Live — A Lightweight VTT Built for Real Sessions
After months of building and testing with real DM groups, Sinister DM Tools is officially live.
If you've ever spent more time wrestling with your virtual tabletop than actually running your campaign, this was built for you.
What Is Sinister DM Tools?
Sinister DM Tools is a lightweight virtual tabletop and session management toolkit for Dungeon Masters running D&D, Pathfinder, or any tabletop RPG online. It's designed around one principle: get out of the way and let you run your session.
No 3D dice animations you didn't ask for. No bloated character builders. No subscription tiers locked behind arbitrary feature walls. Just the tools you actually use at the table, ready when you need them.
What's Included
Everything in the current release has been tested across dozens of real sessions:
For Dungeon Masters:
- Initiative tracker with full real-time sync — players see the order update live as you manage it
- Battle maps with an integrated VTT — drag tokens, control visibility, and share the map with players instantly via session code
- NPC & monster library — create your bestiary once, reuse across campaigns
- Campaign calendar — track in-world time, log sessions to dates, mark holidays and recurring events in a fully custom calendar system
- Location maps with pins and notes — drop points of interest your players can explore
- Session management — log every session, track attendance, and review history at a glance
For Players:
- Dedicated player view — initiative order, character stats, and the live battle map in one clean interface
- Always free — players never need a subscription to join a session
Pricing
DMs get a 14-day free trial with no credit card required. After that:
| Plan | Price | Storage | Campaigns |
|---|---|---|---|
| Basic | $2.99/month | 1 GB | 1 active |
| Pro | $5.99/month | 5 GB | Unlimited |
Yearly plans save 17% ($29.99/year Basic, $59.99/year Pro).
Players always join free — no account required to play, optional free account to save your character across sessions.
How to Get Started
The fastest way to run your first session:
- Create your account — the 14-day trial starts when you subscribe, not when you sign up
- Create a campaign and add your first encounter
- Start a live session — you get a session code to share with players
- Players open the link, enter the code, and they're in
The Quick Start guide walks through this in under 10 minutes.
What's Next
The current release is stable and actively used in weekly sessions. Planned improvements include:
- Monthly/yearly billing toggle already live on the pricing page
- Google OAuth sign-in (coming soon)
- Expanded bestiary import tools
- Mobile layout improvements for players on phones
Feedback goes directly to the dev. Submit a support ticket from inside the app or email support@sinisterdmtools.com — I read every one.
Ready to run your next session? → sinisterdmtools.com