MongoDB Atlas vs SavvyCal
Managed MongoDB with search, vector, stream processing
vs. The indie-darling scheduling tool — polished UX, overlay-first design
Pricing tiers
MongoDB Atlas
M0 — Free
Shared cluster, 512 MB storage, 100 ops/sec, 32 MB sort memory. Learning/exploration.
Free
Flex — Serverless
Autoscales 0-500 ops/sec. 5 GB storage. Pay-as-you-go, up to ~$30/mo.
$8/mo
M2 — Shared
Shared, 2 GB storage. Staging / small apps.
$9/mo
M5 — Shared
Shared, 5 GB storage.
$25/mo
M10 — Dedicated
2 GB RAM, 2 vCPU, 10-128 GB storage. First dedicated tier.
$57/mo
M20 — Dedicated
4 GB RAM, 2 vCPU, 20-256 GB storage.
$144/mo
M30 — Dedicated
8 GB RAM, 2 vCPU, 40-512 GB storage.
$389/mo
M40 — Dedicated
16 GB RAM, 4 vCPU, 80 GB-1 TB storage.
$749/mo
M50 — Dedicated
32 GB RAM, 8 vCPU, 160 GB-4 TB storage.
$1440/mo
M60 — Dedicated
64 GB RAM, 16 vCPU.
$2844/mo
M80 — Dedicated
128 GB RAM, 32 vCPU, 750 GB-4 TB.
$5256/mo
M300 — Dedicated
384 GB RAM, 96 vCPU.
$15732/mo
Enterprise
Multi-region Advanced, private network, BYOK, dedicated support.
Custom
SavvyCal
Basic
$12/user/mo (or $120/year). Unlimited event types, round-robin, single signatures.
$12/mo
Premium
$20/user/mo (or $200/year). Custom branding, custom domain, ranked/round-robin routing, webhooks.
$20/mo
Lifetime
$199 one-time. Full Premium forever (for early supporters / occasional offers).
$199/mo
Free-tier quotas head-to-head
Comparing m0 on MongoDB Atlas vs basic on SavvyCal.
| Metric | MongoDB Atlas | SavvyCal |
|---|---|---|
| backups | 0 backups | — |
| ops per sec | 100 ops/sec | — |
| sort memory mb | 32 MB | — |
| storage gb | 0.5 GB | — |
Features
MongoDB Atlas · 14 features
- Atlas App Services — Backend-as-a-service: Functions, HTTPS endpoints, users + auth, sync.
- Atlas Charts — Embedded dashboards + visualizations from Atlas data.
- Atlas Database — Core MongoDB with automated backups, monitoring, scaling on AWS/Azure/GCP.
- Atlas Data Federation — Query across Atlas, S3, and HTTP endpoints in one pipeline.
- Atlas Device Sync (Realm) — Offline-first mobile DB that syncs bidirectionally with Atlas.
- Atlas Search — Apache Lucene-based full-text search integrated into MongoDB aggregation pipelin…
- Atlas Stream Processing — Continuous processing of MongoDB change streams + Kafka. Pipeline aggregations o…
- Atlas Triggers — Database change triggers, scheduled triggers. Run Atlas Functions (Node.js).
- Atlas Vector Search — Vector similarity search via $vectorSearch operator. HNSW index. Up to 4096 dims…
- BYOK Encryption — Bring your own KMS key (AWS KMS, Azure Key Vault, GCP KMS).
- Data API — Read/write via REST. Alternative to drivers for edge/serverless.
- Multi-Region Clusters — Single cluster distributed across multiple regions for HA + low latency.
- Online Archive — Tiered storage: automatic cold data movement to cheaper S3-backed storage.
- Private Networking — VPC Peering, PrivateLink, CIDR allowlist.
SavvyCal · 15 features
- Automations — Reminders + follow-ups.
- Buffer Time — Before/after meetings.
- Calendar Overlay — See recipient cal overlayed on yours.
- Collective — Find time that works for all hosts.
- Collective Round-Robin — Best of both.
- Custom Branding — Logo + colors.
- Custom Domain — cal.yourbrand.com.
- Embed Widget — Inline + popup for websites.
- Group Events — Many attendees → 1 host.
- One-on-One — Standard solo meetings.
- Paid Bookings — Stripe integration.
- Ranked Availability — Suggest preferred times.
- Round-Robin — Distribute across hosts.
- Teams — Shared scheduling for teams.
- Webhooks — Real-time events (Premium).
Developer interfaces
| Kind | MongoDB Atlas | SavvyCal |
|---|---|---|
| CLI | Atlas CLI, MongoDB Shell (mongosh) | — |
| SDK | Atlas Device SDK (Realm), MongoDB Go Driver, MongoDB Java Driver, MongoDB .NET/C# Driver, mongodb (Node driver), mongodb (Rust), pymongo | — |
| REST | Atlas Admin API, Atlas Data API | SavvyCal API |
| MCP | MongoDB MCP Server | — |
| OTHER | MongoDB Compass (GUI), MongoDB Wire Protocol | Embed + Popup Widget, SavvyCal Dashboard, SavvyCal Webhooks |
Staxly is an independent catalog of developer platforms. Some links to MongoDB Atlas and SavvyCal may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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