HttpMaster
Hoppscotch
API Fortress
Postman
Assertible
Request inspector
SoapSonar
CurlHub.io
ReplyKaro
ManyChat
CreatorFlow
ChatAutoDM
InstantDM
ReplyRush
DMKaro.in
Spur
Core HttpMaster features are: * HttpMaster project to store complete definition of API calls in one single place. * Broad set of http properties. * Dynamic parameters to simulate variations of input data or create global API values. * Response data validation with logical expressions. * Request chaining to use data from previous request with the next request. * Extensive data upload support, including 'multipart/form-data'. * Request data builder for creating request body with an optional dynamic parameters. * Request item execution with detailed progress monitoring. * Execution groups to create batches of requests. * Comprehensive execution data review and management. * Additional tools (basic request tool for ad-hoc execution, command line interface, OpenAPI import, etc).
ReplyKaro is the #1 Instagram-native automation platform built for creators and brands. We help you automate your growth without the high "per-contact" costs of legacy tools.
Main Features:
Instant Comment-to-DM triggers for Reels and Posts. Automatic replies to Story mentions and Story interactions. Fan Mode: A built-in loyalty system to reward your top followers. Hinglish Support: Understands local Indian languages and slang natively. Meta-Verified: 100% safe and uses official Instagram APIs. Why it is better: Most tools charge you more as you grow. ReplyKaro offers flat-rate pricing starting at just โน99/month in India (or $3 globally). It is designed to be set up in 30 seconds so you can focus on creating content while we handle the engagement.
Stop manual replying and start building a real community. Join thousands of creators using ReplyKaro to scale their reach today
HttpMaster ReplyKaroHttpMaster is well-suited for developers, QA engineers, and testers who need to perform end-to-end testing of web APIs. It's particularly beneficial for those who require a versatile testing solution with both automated and manual testing features. It's also ideal for teams that need to validate the functionality, performance, and security of their web apps through an intuitive platform.
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HttpMaster's answer
Developers and testers.
ReplyKaro's answer:
The primary audience consists of Instagram creators, D2C brands, and coaches who want to automate their lead generation and community engagement. It is specifically designed for those who experience viral growth and need an engine that can handle thousands of comments and DMs per hour without failing.
HttpMaster's answer
HttpMaster's answer
Performance, simple UI, resource friendly.
ReplyKaro's answer:
Choose ReplyKaro if you want a 100% Instagram-native tool that is faster, more affordable, and easier to set up than ManyChat or WATI. With native support for Hinglish and Indian payment methods (UPI/Razorpay), it is the premier choice for creators in emerging markets who want professional-grade automation without the "Dollar Tax."
HttpMaster's answer
Microsoft .NET.
ReplyKaro's answer:
ReplyKaro is built on a flat-rate infrastructure, meaning we don't charge "per contact" or "per follower." Unlike legacy tools that tax your growth, ReplyKaro offers unlimited scale for a fixed price. Additionally, it features a built-in "Fan Mode" loyalty engine that gamifies follower interactions automatically.
ReplyKaro looks like a solid entry-level pick for Indian creators who want Instagram DM automation without the risk of account bans, since the Meta-verified API integration is the most important thing to get right and they've done that. The โน99/mo price point is genuinely hard to argue with, and UPI billing removes the usual friction for Indian users, though being a newer product means you're taking a small leap of faith on reliability and support quality. If you're an Indian creator or small business just getting started with DM automation, it's worth trying the free plan with low stakes before committing.
Hoppscotch - Open source API development ecosystem
ManyChat - ManyChat lets you create a Facebook Messenger bot for marketing, sales and support.
API Fortress - API performance, accuracy, and uptime testing. Without code.
CreatorFlow - Instagram DM automation for creators, influencers, and sellers. Auto-reply to comments, story reactions, and DM keywords with personalized messages, links, and email capture. Meta-approved. Free plan available.
Postman - The Collaboration Platform for API Development
ChatAutoDM - Automate Instagram DMs for creators and businesses Free alternative to Manychat, Zorcha, LinkDM, and other expensive tools. Collect leads, reply instantly, and grow your audience effortlessly. Get started today with Story and Comment-to-DM Flows!