Software Alternatives, Accelerators & Startups

Castle VS AuthKey.io

Compare Castle VS AuthKey.io and see what are their differences

Castle logo Castle

The easiest way to protect your users from getting hacked

AuthKey.io logo AuthKey.io

SMS API and WhatsApp Business API
  • Castle Landing page
    Landing page //
    2023-10-17
  • AuthKey.io Landing page
    Landing page //
    2023-06-15

Authkey is a One API Platform for SMS, Voice, e-mail and WhatsApp business API which allows you to verify and keep you connected with your Clients or End Users. It has been developed keeping in mind that in most of the cases like Sending OTPs, Notifications, Order Confirmation, Timely Offers, Newsletter, etc. We need to communicate through multiple channels i.e. Voice, SMS, or Email. So why not perform the task from the same platform built specifically for high volume?

What can you do with Authkey?

You can Automate SMS messaging, voice, email and WhatsApp marketing.

Custom Fallback - Apply Custom Fallback and be assured not to miss a single msg to be conveyed like OTPs or any other Critical Information to your Users. So that one channel fails, the other channel does the job.

Web hook API - Simple Web hook API Integration to make you aware of what's happening around.

You can send SMS, Voice, Email and WhatsApp message automation with APIs. You can create Customized Templates for sending customized messages and take inputs like Keypress in Voice. Event-Based Sending to send different messages in SMS, Voice, and Email for a particular Event. WhatsApp marketing campaigns You can add Fallback to any of the above-mentioned scenarios.

AuthKey.io

Website
authkey.io
$ Details
freemium $13.0 / Monthly
Platforms
Browser Windows Android iOS Google Chrome Mac OSX Firefox Linux Safari REST API Cross Platform Web JavaScript iPhone Cloud PHP Chrome OS Java Python Windows Phone ReactJS .Net Node JS Ruby Swift Go C Internet Explorer

Castle features and specs

No features have been listed yet.

AuthKey.io features and specs

  • Live Monitoring: Monitor your API live request whether it is successful or failed. Also It helps you find a loophole and the failure reason.
  • AI Based Routing: AI Based Routing eliminates queue system and maintains maximum delivery in minimal time. Therefore, It helps in achieving a good delivery percentage.
  • Fall Back: Make sure your message is conveyed. If one channel fails, the same content gets delivered for sure with the help of any other channel (SMS, Voice & Email) chosen by you. solution for OTP failure.
  • High Volume API: APIs built for high volumes with almost no response time. Scale up your volume anytime without even giving a second thought.
  • Free plan: Free 62000 Emails per month for life time.
  • Free Trial: One month free trial offer- 1000SMS, 10000 Voice Calls & 62000 Emails (emails free for life time 62K per month) and free WhatsApp 1000 conversation/month

Castle videos

Kingdom Come, Deliverance, CASTLE review

More videos:

  • Review - Castle TV Series Review
  • Review - What Really Went Wrong on Castle

AuthKey.io videos

No AuthKey.io videos yet. You could help us improve this page by suggesting one.

+ Add video

Category Popularity

0-100% (relative to Castle and AuthKey.io)
Security & Privacy
100 100%
0% 0
WhatsApp Marketing
0 0%
100% 100
Security
100 100%
0% 0
Cloud Communications
0 0%
100% 100

Questions and Answers

As answered by people managing Castle and AuthKey.io.

What makes your product unique?

AuthKey.io's answer:

Authkey offers you the multichannel one API that triggers SMS, voice, and email as well as you can start WhatsApp marketing using WhatsApp business API.

Why should a person choose your product over its competitors?

AuthKey.io's answer:

Authkey collaborated with premium operators. Best in market service, 24x7 customer/developer support and lower price as compared to competitors.

How would you describe your primary audience?

AuthKey.io's answer:

SMS, voice, email and WhatsApp messaging a needed for business flow. We admire every business audience at its peak.

What's the story behind your product?

AuthKey.io's answer:

We have gone through many customers who are stuck into OTP sending problems like late delivery for OTP, undelivered OTP for critical roles like login purposes etc. Datagen Internet Services Pvt Ltd launched Authkey to resolve critical message sending that does not fail.

Who are some of the biggest customers of your product?

AuthKey.io's answer:

Vypaar, COBB, Meena Bazar, PP jeweler, Warehouse

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Castle and AuthKey.io

Castle Reviews

We have no reviews of Castle yet.
Be the first one to post

AuthKey.io Reviews

  1. Good customer support

    These guys are really fast with providing customer support and onboarding. Must try for startups

    👍 Pros:    Good customer support
    👎 Cons:    No sub users creation option

Social recommendations and mentions

Based on our record, Castle seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Castle mentions (2)

  • If you need help with distrokid related issues inbox me i used to work for distrokid
    Tell me about the fingerprint, they using castle.io within segment.com ? Or something else? And what they watching? Source: about 1 year ago
  • Best practices for Two Factor Auth / 2FA in 2021?
    I use a combination of https://github.com/wmlele/devise-otp and https://castle.io/. Source: almost 3 years ago

AuthKey.io mentions (0)

We have not tracked any mentions of AuthKey.io yet. Tracking of AuthKey.io recommendations started around Apr 2021.

What are some alternatives?

When comparing Castle and AuthKey.io, you can also consider the following products

StackPath - Secure Content Delivery Network, DDoS, WAF Service

Kaleyra - Kaleyra is a platform that helps developers to build SMS and voice messaging applications for a global scale.

Pulse Secure - Pulse Secure provides a consolidated offering for access control, SSL VPN, and mobile device security. Contact Pulse Secure at 408-372-9600 to get a free demo.

Whappext - Whappext is an online marketing platform that helps users to send bulk messages to millions of users for the marketing of their brands.

Flexera Software Vulnerability Manager - Flexera Software Vulnerability Manager provides solutions to continuously track, identify and remediate vulnerable applications.

Viking Whatsapp Tools - Viking Whatsapp Tools is a platform that helps businesses to sell on WhatsApp and build an effective sales strategy.