SMS · LMS · AlimTalk + Failure Fallback
If AlimTalk fails, the message automatically falls back to SMS — the system takes responsibility for delivery.
- Channel-priority fallback chain
- Delivery-result webhook
Sendrail
SMS from KRW 7.9 — compliance worries are handled by the system
Aligo-level pricing with a Twilio-class API. A messaging backbone that enforces ad labels, 080 opt-out, and overnight sending restrictions in software.
Pricing
Start in the free tier. Once you exceed it, you are billed only by the criteria below. Items not listed as pricing criteria do not increase the price no matter how much they grow.
Free Start
KRW 0 base fee
Start immediately without registering a credit card. We notify you when the limit is exceeded.
Paid From
SMS KRW 7.9 / AlimTalk KRW 6.5
Actual charges are calculated from usage according to the pricing metric below.
Youth Organizations
Guardian notices — overnight sending blocked by default
Eligibility is finalized after organization verification.
| Pricing metric | Billing method | Calculation |
|---|---|---|
| Number of messages sent | Metered · per message | There is no base fee. You are charged only for messages sent. |
Key Features
What Sendrail actually does.
Compliance Engine ((Ad) · 080 · Overnight)
Advertising labels, 080 opt-out, and overnight sending restrictions — software enforces what people would otherwise need to remember.
- Automatic detection and labeling of promotional messages
- Overnight (21:00–08:00) sending blocked by default
015 Two-Way Receiving + Webhook API
Customer replies arrive through webhooks — moving from one-way messaging to real conversations.
- 015 virtual-number receiving
- REST API · SDK provided
Integration with Other GROVES Platforms
They connect by default without separate setup. Click a card to open the relevant platform.
Other Platforms in the Same Category
These services are also in Communication.
Considering Sendrail?
We will help organize the right configuration. Start with the free tier, and once organization verification is complete, youth organization conditions apply.