Alternatives to Flash
Flash: Spaced-repetition flashcards run by your AI via MCP. 8 products similar to Flash, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 7 of 8 have an API, 8 of 8 offer an MCP server.
- Atlas Red Mind Map MCP Server
Mind map MCP server for ChatGPT, Claude and any MCP client
- knowsme
One memory of you and your work, shared by AI agents that speak MCP
- Mailbox MCP
Remote MCP server that connects an existing Gmail, Outlook, Microsoft 365 or IMAP mailbox to Claude, ChatGPT or any MCP client for reading, searching, sending and filing email.
- spacesheep
Shared workspace where AI agents publish pages that teams read, comment on and edit together
- Pastefield
Your board, where humans paste and AI places.
- MCP Charts
The MCP for MCPs
- NextLang
AI flashcard generator for language learners that exports native Anki, Mochi, Quizlet and Brainscape decks
- NEXUS
Shared memory for AI agents, exposed as an MCP server
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Flash | Free | yes | yes | yes | — | yes |
| Atlas Red Mind Map MCP Server | Freemium | yes | yes | yes | no | no |
| knowsme | Freemium · from $5/month | yes | yes | yes | no | no |
| Mailbox MCP | Freemium · from £2.92/month per mailbox (paid annually at £34.99 + VAT) | yes | yes | yes | — | no |
| spacesheep | Freemium | yes | yes | yes | no | no |
| Pastefield | Freemium · from $8/month | yes | yes | yes | no | no |
| MCP Charts | Free | yes | yes | yes | — | — |
| NextLang | Freemium | yes | no | yes | no | no |
| NEXUS | Freemium · from US$0 (Free plan: 100 writes and 2 agents per month); Personal plan US$5 per seat/month with 400 writes and 3 agents per seat | yes | yes | yes | no | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/flash/alternatives