SMS API for 2FA & One-Time Passcodes (OTP)
Protect customer accounts and prevent unauthorised access with Notifyre’s SMS online SMS service. Instantly send secure 2FA codes via our reliable SMS API for fast, seamless authentication.
One-Time Fax
Excellent 
4.7/5
4.7/5 Customer Service Rating (517 Reviews)
Online SMS Gateway
HOW TO SEND & RECEIVE
Online SMS Platform
Quickly and easily build and launch SMS campaigns to individuals or groups of contacts in one simple step. No setup required – be up and running in minutes.
Explore SMS Online Email to SMS
Turn any email into an SMS message with our email to SMS feature. Compatible with all major email clients including Gmail®, Outlook®, Yahoo® and more.
Explore Email to SMS SMS API Gateway
Our powerful SMS API enables integration directly with existing business applications and software to enhance communications workflows.
Explore SMS API SMS Integration with Zapier
Send SMS messages automatically and connect with 7000+ apps using the Notifyre + Zapier integration.
Explore Zapier Integrate online SMS into your software to automatically send an SMS OTP to verify their identity before accessing their account, completing a transaction, updating personal details and more.
BULK SMS
Improve business security by enforcing verification of employee identity through SMS OTPs
Ensure maximum business security by sending an SMS verification each time an employee logs in to your employee portal. Require employees to verify their identity through SMS two-factor authentication (2fa) before accessing their timesheets, roster, pay slips and more. Give employees the option to access their account remotely via an SMS OTP.
SMS API
Keep portals secure by adding SMS two-factor authentication (2fa)
With 81% of security breaches due to weak or stolen passwords, it’s never too late to implement an SMS verification service in your government or banking organization. Ensure the highest of security and reduce vulnerabilities associated with unauthorized access to confidential data.
Rated 4.7/5 based on 517 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
Not all have email but most have a mobile phone with an SMS reminder being the preferred option because snail mail just does not work. 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
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
Not all have email but most have a mobile phone with an SMS reminder being the preferred option because snail mail just does not work. Notifyre makes SMS so simple and lightning fast and a great value for money offering.
Brent C
Non-profit Organisation
9 May 2024
Trustpilot
Our online SMS service is packed with features
Email to SMS
Turn any email into an online SMS message with our email to SMS feature. Compatible with all major email clients including Gmail@, Outlook@, Yahoo@ and more.
Explore Email to SMS Bulk SMS
Broadcast your SMS verification to individual contacts or to your entire audience, all at once.
Explore Bulk SMS SMS Personalization
Customize your SMS sender ID, add an emoji, insert your audience's personal details via dynamic merge fields or send your 2FA in your audiences native language.
Explore SMS Personalization Virtual Mobile Number
Add a virtual phone number to your online SMS service, and allow your audience to easily recognize your business when sending two-factor authentication SMS.
Explore SMS Numbers 2-way SMS Messaging
Add a virtual phone number to your account to receive unlimited pay-as-you-go replies and access to the Conversations SMS Inbox tool.
Explore 2-way SMS SMS API Gateway
Our powerful SMS API enables integration directly with existing business applications and software to enhance 2FA and verification workflows.
Explore SMS API 5 Star Service Guarantee
Send 2FA verification text messages, with pay-as-you-go SMS and no lock in contracts. Our team are available to answer any questions about our online SMS solution.
Explore Notifyre
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