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Free Pinecone Alternatives
Looking for something other than Pinecone (Starter)? These 24 databases services also have a free tier. Limits come from each vendor's own pricing page; click a date to check the source. Last updated 13 Nov 2026.
Pinecone Free Tier (For Reference)
| Service | Free limits | Catch | Checked |
|---|---|---|---|
| Pinecone (Starter) Free tier |
| Choosing cloud/region and multiple projects needs Builder ($20/month flat). | 9 Nov 2026 |
24 Free Alternatives
| Service | Free limits | Catch | Checked |
|---|---|---|---|
| Supabase (Free) Free tier |
| Free projects pause after 1 week of inactivity. | 13 Nov 2026 |
| Neon (Free) Free tier |
| Compute scales to zero after 5 minutes idle (can't be disabled); running out of CU-hours or egress suspends compute until the next period, and going over 1 GB storage blocks writes. | 13 Nov 2026 |
| MongoDB Atlas (Free) Free tier |
| Aimed at learning and exploring; no backups on the free tier. | 4 Nov 2026 |
| Turso (Free) Free tier |
| — | 4 Nov 2026 |
| Upstash Redis (Free) Free tier |
| — | 5 Nov 2026 |
| Cloudflare D1 Free tier |
| Queries error once daily limits are hit. | 6 Nov 2026 |
| Aiven for PostgreSQL (Free) Free tier |
| Cannot choose cloud/region; no integrations or connection pooling; a single backup only (no point-in-time recovery). Aiven may shut down free services unused for an extended period. The Developer plan ($5/month) raises storage to 8 GB. | 11 Nov 2026 |
| Koyeb Postgres (Free) Free tier |
| Scale-to-zero on inactivity. | 11 Nov 2026 |
| Firebase Cloud Firestore (Spark) Free tier |
| — | 12 Nov 2026 |
| Convex (Free) Free tier |
| Starter is pay-as-you-go beyond Free included amounts. Professional starts at $25/developer/month. | 13 Nov 2026 |
| Cloudflare Workers KV Free tier |
| Included in the Workers Free plan; limits reset daily at 00:00 UTC and operations fail with an error once a limit is hit. Max 1 write per second to the same key. | 11 Nov 2026 |
| Prisma Postgres (Free) Free tier |
| Every query counts as one operation; no backups or spend limits on Free. The Accelerate cache retires on 1 December 2026. | 6 Nov 2026 |
| Upstash Vector (Free) Free tier |
| Capped at 1,536 dimensions (paid plans go to 3,072+). | 5 Nov 2026 |
| Qdrant Cloud (Free) Free tier |
| Single node only, for testing and prototypes; no high availability or backups on Free. | 5 Nov 2026 |
| Tinybird (Free) Free tier |
| Managed ClickHouse for real-time analytics APIs; the 1,000 queries/day cap is enforced with warning and alert emails at 75% and 100%. No credit card required. | 6 Nov 2026 |
| Zilliz Cloud (Free) Free tier |
| Managed Milvus vector database; the Free plan is pitched at learning and personal projects, with SLAs, backups and scaling on paid plans. | 9 Nov 2026 |
| Nhost (Starter) Free tier |
| Projects are paused after 1 week of inactivity; backups and point-in-time recovery need Pro (from $25/month). | 11 Nov 2026 |
| Cloudflare Hyperdrive Free tier |
| Included in the Workers Free plan; every SQL statement (reads, writes and schema changes) counts as a query, limits reset daily at 00:00 UTC and queries fail once the limit is hit. You still need your own Postgres or MySQL database. | 11 Nov 2026 |
| Firebase Realtime Database (Spark) Free tier |
| 100 simultaneous connections is the main ceiling on Spark; multiple database instances per project need the Blaze plan. | 12 Nov 2026 |
| Cloudflare Vectorize Free tier |
| Included in Workers Free. Dimensions, not vectors, are metered: 5M stored dimensions is about 6,500 vectors at 768 dimensions. Queries from the HTTP API and Wrangler CLI count too. | 12 Nov 2026 |
| Sanity (Free) Free tier |
| Headless CMS content backend. Free datasets must be public, and extra documents, requests or bandwidth are not available on Free (Growth is $15 per seat/month). | 3 Nov 2026 |
| Appwrite Cloud (Free) Free tier |
| Hitting a Free limit freezes the affected service until the next billing cycle or an upgrade; each account can have only one Free organization. Compare the pricing page for current rows such as reads and writes. | 6 Nov 2026 |
| Redis Cloud (Free) Free tier |
| 30 MB fills quickly beyond caching or sessions; Essentials (250 MB+) starts at $0.007/hour, about $5/month. | 10 Nov 2026 |
| TiDB Cloud Starter Free tier |
| The allowance is per organization, split as 5 GiB row storage, 5 GiB columnar storage and 50M RUs per instance across up to five instances. Beyond it you pay from $0.10 per million RUs and $0.20/GiB-month row storage; set a spend limit to cap it. | 13 Nov 2026 |
FAQ
What are the best free alternatives to Pinecone?
24 other databases services with a permanent free tier are tracked here: Supabase, Neon, MongoDB Atlas, Turso, Upstash Redis, Cloudflare D1, Aiven for PostgreSQL, Koyeb Postgres, Firebase Cloud Firestore, Convex, Cloudflare Workers KV, Prisma Postgres, Upstash Vector, Qdrant Cloud, Tinybird, Zilliz Cloud, Nhost, Cloudflare Hyperdrive, Firebase Realtime Database, Cloudflare Vectorize, Sanity, Appwrite Cloud, Redis Cloud, TiDB Cloud Starter. Each limit is copied from the vendor's pricing page and dated.
Does Pinecone itself have a free tier?
Yes: Storage Up to 2 GB; Write units 2M / month; Read units 1M / month; Egress 1 GB / month; Indexes Up to 5; Namespaces per index 100. Last checked 9 Nov 2026.
How do I pick a free Pinecone alternative?
Start with the limit your app will hit first (for example requests, storage, emails or users), then read each service's catch. The table on this page shows both for every alternative.
See all databases free tiers or the head-to-head comparisons.