SMS & MMS API Service
Integrate Notifyre’s programmable SMS API into your business software to send, receive, and manage SMS & MMS messages.
One-Time Fax
Excellent 
4.7/5
4.7/5 Customer Service Rating (1187 Reviews)
TRUSTED. SCALABLE. COMPLIANT
Secure & reliable Australian SMS API service
Seamlessly add SMS or MMS messaging to your existing systems and apps using the Notifyre SMS API.
SMS REST API
Get started quickly with Notifyre’s fully-documented REST API with sample code in .NET, Node.JS, PHP and cUrl. Detailed endpoint descriptions with request/response examples.
Secure SMS service
Notifyre's online SMS service offers a secure, encrypted, compliant SMS API with robust authentication. Our team supports vendor risk assessments and can provide security documentation.
SMS webhook
Notifyre’s API supports webhooks to enable real-time, two-way communication between your systems and ours. HMAC signatures and timestamp validation for authenticity.
Create an API token and send your first SMS with our .NET or Node.js quickstarts:
What you can do with the SMS messaging API
With Notifyre's comprehensive SMS API solution, access the following API calls:
Send & Schedule: Submit messages with metadata, campaign names, and callbacks.
Track Delivery: Query sent messages and individual recipients by ID.
Receive & Reply: List inbound SMS/MMS replies or fetch a specific reply.
Manage Numbers: View available SMS numbers and sender IDs.
Manage Contacts & Groups: Create, update, and query contacts and groups, bulk import recipients, and manage memberships.
Talk to real developers, not bots!
At Notifyre, we’re developers too. Our local Aussie support team is here to help you every step of the way: onboarding, setup, troubleshooting. Reach out anytime via live chat, email, or a quick call today.
Get started with our SMS API GitHub repositories
Trusted by DevOps teams across Australia
Rated 4.7/5 based on 1187 reviews
5.0 
Amazing and Easy to Use
Love this SMS service. It's cheap and easy to use, will definitely be moving over to Notifyre full time.
Declan M
Verified User
05 May 2025
Trustpilot
5.0
Top-Notch Service
Notifyre is packed with features, yet it is incredibly user-friendly, making it easy for us to use every day. The customer service is top notch, and the platform is perfect for any business needing to send SMS or faxes. With flexible pricing options through affordable plans or pay-as-you-go, it’s both simple and cost-effective. Huge thanks so Joe and the team!
Post & Print Supply Co Pty Ltd
Verified User
24 March 2025
Google
5.0
Unbeatable Customer Service
Overall I am very pleased with the customer support, the intuitiveness of the system, and the speed at which the messages go out. I plan to work with Notifyre for a very long time.
Neil P
Creative Director
04 February 2025
SourceForge
5.0
User-friendly and Efficient
My overall experience with the SMS service has been largely positive. The user-friendly interface and efficient functionality make it easy to navigate and utilise. The quality of the service stands out, particularly given its competitive pricing, which is significantly more affordable than other brands. I would highly recommend it to anyone in need of reliable SMS communication.
Cristina L
CEO
21 October 2024
SourceForge
5.0
Great Onboarding and Kickoff
Happy with my experience so far. I really enjoyed working with Notifyre so far. The experience has been stress-free and the team are very helpful and responsive. Easy to setup, support are very helpful and responsive. The platform is intuitive, user-friendly and easy to manage.
Jayme D
Marketing Director
10 October 2024
SourceForge
5.0
No Hidden Fees
Finally, something without hidden fees. Easy to navigate and start sending messages. Customer service has been great. I like that it's prepaid and easy to use. So far I have found everything very good.
Mary
Finance
02 October 2024
Capterra
5.0
Affordable and Easy
Priced well for small business. Allows multiple users. Good support.
Sarah
Professional Training & Coaching
08 August 2024
Capterra
5.0
Service Has Been Excellent
I wanted to share my positive experience with Notifyre. The service has been excellent. It's user-friendly, I appreciate the no lock-in contracts, and no hidden fees. I'm also impressed with the follow-up and assistance I've received from Joe.
Karl F
Verified User
08 March 2025
Google
5.0
Highly Recommended
Everything is working and Joseph kept checking in to see how things were going. They are a very personal company and it feels like we have met face to face even though we have not. I highly recommend them to any one needing a SMS solution.
Andrew D
SMS User
20 August 2024
Google
5.0
Best in the Market
Notifyre makes SMS so simple and lightning fast and a great value for money offering.
Brent C
Non-profit Organisation
9 May 2024
Trustpilot
5.0
Very Good Product
Product seems very good and the staff were helpful and proactive.
Stewart A
Verified User
1 August 2025
Google
5.0
Excellent Value
Excellent Value. Very easy to use. Sales and support staff were incredibly responsive and helpful in getting my SMS set up and running. Costs are straight forward and upfront. Customer for life.
Bertrand W
Verified User
5 August 2025
Trustpilot
5.0
Friendly and Personal Support
I needed to send myself automated texts, and Notifyre made the process simple. Ryan personally called to help me complete the form, no bots, just real, friendly support from a real person. Excellent start with Notifyre. If this level of customer service continues, I can’t imagine being disappointed and it’ll even handle those few faxes I still have to send each year.
Anonymous
Verified User
21 October 2025
SourceForge
5.0
Superb Service and Service
The service and support we got from Notifyre was 100%. At minimum cost to us, we sent an SMS to over 8,500 clients. The system is very user friendly and we will definitely use Notifyre again in the future.
Tonya B
Verified User
11 March 2026
Google
5.0
Amazing and Easy to Use
Love this SMS service. It's cheap and easy to use, will definitely be moving over to Notifyre full time.
Declan M
Verified User
05 May 2025
Trustpilot
5.0
Top-Notch Service
Notifyre is packed with features, yet it is incredibly user-friendly, making it easy for us to use every day. The customer service is top notch, and the platform is perfect for any business needing to send SMS or faxes. With flexible pricing options through affordable plans or pay-as-you-go, it’s both simple and cost-effective. Huge thanks so Joe and the team!
Post & Print Supply Co Pty Ltd
Verified User
24 March 2025
Google
5.0
Unbeatable Customer Service
Overall I am very pleased with the customer support, the intuitiveness of the system, and the speed at which the messages go out. I plan to work with Notifyre for a very long time.
Neil P
Creative Director
04 February 2025
SourceForge
5.0
User-friendly and Efficient
My overall experience with the SMS service has been largely positive. The user-friendly interface and efficient functionality make it easy to navigate and utilise. The quality of the service stands out, particularly given its competitive pricing, which is significantly more affordable than other brands. I would highly recommend it to anyone in need of reliable SMS communication.
Cristina L
CEO
21 October 2024
SourceForge
5.0
Great Onboarding and Kickoff
Happy with my experience so far. I really enjoyed working with Notifyre so far. The experience has been stress-free and the team are very helpful and responsive. Easy to setup, support are very helpful and responsive. The platform is intuitive, user-friendly and easy to manage.
Jayme D
Marketing Director
10 October 2024
SourceForge
5.0
No Hidden Fees
Finally, something without hidden fees. Easy to navigate and start sending messages. Customer service has been great. I like that it's prepaid and easy to use. So far I have found everything very good.
Mary
Finance
02 October 2024
Capterra
5.0
Affordable and Easy
Priced well for small business. Allows multiple users. Good support.
Sarah
Professional Training & Coaching
08 August 2024
Capterra
5.0
Service Has Been Excellent
I wanted to share my positive experience with Notifyre. The service has been excellent. It's user-friendly, I appreciate the no lock-in contracts, and no hidden fees. I'm also impressed with the follow-up and assistance I've received from Joe.
Karl F
Verified User
08 March 2025
Google
5.0
Highly Recommended
Everything is working and Joseph kept checking in to see how things were going. They are a very personal company and it feels like we have met face to face even though we have not. I highly recommend them to any one needing a SMS solution.
Andrew D
SMS User
20 August 2024
Google
5.0
Best in the Market
Notifyre makes SMS so simple and lightning fast and a great value for money offering.
Brent C
Non-profit Organisation
9 May 2024
Trustpilot
5.0
Very Good Product
Product seems very good and the staff were helpful and proactive.
Stewart A
Verified User
1 August 2025
Google
5.0
Excellent Value
Excellent Value. Very easy to use. Sales and support staff were incredibly responsive and helpful in getting my SMS set up and running. Costs are straight forward and upfront. Customer for life.
Bertrand W
Verified User
5 August 2025
Trustpilot
5.0
Friendly and Personal Support
I needed to send myself automated texts, and Notifyre made the process simple. Ryan personally called to help me complete the form, no bots, just real, friendly support from a real person. Excellent start with Notifyre. If this level of customer service continues, I can’t imagine being disappointed and it’ll even handle those few faxes I still have to send each year.
Anonymous
Verified User
21 October 2025
SourceForge
5.0
Superb Service and Service
The service and support we got from Notifyre was 100%. At minimum cost to us, we sent an SMS to over 8,500 clients. The system is very user friendly and we will definitely use Notifyre again in the future.
Tonya B
Verified User
11 March 2026
Google
Compliant Australian SMS API
Notifyre's SMS gateway API meets Australian data privacy requirements with multiple layers of enterprise-grade security, infrastructure and compliance measures. HTTPS enforced for all API calls Token-based authentication (x-api-token) AES-256 encryption in transit and at rest ISO 27001 certified and HIPAA compliant Signed webhooks with timestamp validation Vendor risk assessments and audit-ready documentation available
HTTPS enforced for all API calls Token-based authentication (x-api-token) AES-256 encryption in transit and at rest ISO 27001 certified and HIPAA compliant Signed webhooks with timestamp validation Vendor risk assessments and audit-ready documentation available 
Looking for a Twilio® SMS API alternative?
We've made it easy to make the switch! Get started with minimal changes to your existing Twilio SMS API code.
SMS API FAQs
Can I use PHP with the Notifyre SMS API?
What programming languages are available?
What is an SMS API?
What does an SMS API cost?
How can I get started with Notifyre's SMS API?
Do you have SDKs for your SMS API?
What is an online SMS gateway?
What is programmable SMS?
What is A2P messaging?
Excellent 4.7/5
4.7/5 Customer Service Rating (1187 Reviews)
