A Sendblue Alternative Without Daily Send Limits
Sendblue pioneered the iMessage API space, but as developers scale, they hit frustrating limits. Daily contact caps, opaque line-based pricing, and no multi-tenant support make it hard to grow.
| Feature |
senderZ You are here | Sendblue |
|---|---|---|
| iMessage | ✓ | ✓ |
| SMS | ✓ | ✓ |
| RCS | ✓ | ✕ |
| Auto-routing | ✓ | ✓ |
| Unlimited Messages | ✓ | ✕ |
| No-code Mode | ✓ | ✕ |
| Multi-tenant | ✓ | ✕ |
| MCP Server | ✓ | ✕ |
| Built-in Compliance | ✓ | ✕ |
| Self-hosted | ✓ | ✕ |
| 10DLC Required | ✓ | ✓ |
| Starting Price | $49/mo | Sales call |
Compare with other providers
Why developers switch from Sendblue
- ✗ 50 new contacts/day cap — Sendblue limits you to 50 new recipients per day per line. If you're growing fast, this is a hard wall.
- ✗ Opaque line-based pricing — $100–$1,000+/line/month pricing that's hard to predict. No public pricing calculator.
- ✗ No multi-tenant support — Building a platform or agency? Sendblue has no sub-accounts or tenant isolation.
- ✗ No MCP server — Claude Code users can't use Sendblue from natural language.
What senderZ offers instead
- ✓ Phone pooling removes daily caps — Messages are distributed across your phone pool. No single-line bottleneck.
- ✓ Transparent per-plan pricing — Plans from $49–$499/month with a 14-day free trial. Published on our website.
- ✓ Built-in multi-tenant — Sub-accounts with isolated API keys, phone assignments, and usage tracking.
- ✓ Official MCP server — 15+ tools for Claude Code. Send messages, manage contacts, check delivery — all from natural language.