Best Alternatives to Riff in 2025
Riff is a free Chrome extension that uses Gemini Nano to draft fresh replies for posts and DMs on X, LinkedIn, Facebook, and Instagram, all running locally on your computer. It's a lightweight, privacy-friendly option for speeding up social engagement, but it has limits: it's Chrome-only, relies on on-device AI with modest output quality, and focuses narrowly on reply drafting. If you need broader platform support, stronger AI models, team features, or full social media management, these alternatives are worth considering.
Tweethunter
A popular AI reply tool for X (Twitter) that generates multiple reply suggestions and helps you find relevant conversations to join. It offers more discovery features than Riff, though it's focused on X rather than LinkedIn, Facebook, and Instagram.
Hypefury
Combines AI-assisted reply and post generation with scheduling, auto-plugging, and analytics for X and LinkedIn. A better fit if you want an all-in-one growth and content workflow rather than just a reply drafter.
Typefully
Write better tweets, grow your audience
A polished writing and scheduling tool for X and LinkedIn with AI assist for drafting replies and posts. It provides a cleaner editor, collaboration features, and scheduling that Riff lacks, while still keeping you in control of what gets sent.
Buffer AI Assistant
Buffer's built-in AI helps brainstorm and rewrite posts and replies across multiple networks, backed by a full scheduling and analytics platform. Ideal if you want AI help inside a mature social media management suite rather than a standalone extension.
ChatGPT (with browser extension or copy-paste)
A flexible, model-agnostic option: paste the post or DM into ChatGPT and ask for a reply in your voice. It offers stronger reasoning and customization than on-device Gemini Nano, though it requires more manual steps and isn't embedded in the social platforms.
Grammarly
Not a reply generator per se, but its AI writing assistance and tone adjustments work across web forms, including social platforms, to polish replies and DMs. A good complement or lightweight alternative if you mainly want help refining your own words rather than generating drafts.
SocialBee
An AI-powered social media management platform covering scheduling, content categories, and AI-generated captions and replies across major networks. Suited to small teams and businesses that want AI assistance plus publishing and analytics in one place.
Riff is a handy, free, privacy-conscious Chrome extension for quick AI reply drafts, but it's limited to Chrome and on-device Gemini Nano. Choose Tweethunter or Hypefury for X-focused growth, Typefully for a refined writing workflow, Buffer or SocialBee for full social management with AI, ChatGPT for maximum model flexibility, or Grammarly if you just want to polish your own writing. Evaluate based on your platforms, whether you need scheduling and analytics, and how much control you want over the final text.