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AI Comment Moderation and Auto-Replies for Facebook & Instagram

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Website, pricing, platforms and company facts side by side.
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| Website | feedguardians.com | diffyn.com |
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| Company | Startup from the United States · 1 - 9 employees · 2025 | — |
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In their own words, as submitted to SaaSHub.


If you're running Facebook, Instagram, or TikTok ads, or just posting organically, chances are your comment sections are flooded with: - Spam links and scams - Trolls and hate speech - Unanswered buyer questions - Crickets where your team missed DMs or comments overnight That mess isn’t just...
No description of Diffyn yet.
What each product offers, as listed by its team.


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The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Feed Guardians and Diffyn.
Feed Guardians's answer
Unlike tools that only hide swear words, FeedGuardians detects buyer questions, complaints, trolls, and spam using a custom sentiment + intent engine. It knows the difference between a lead and a hater and acts accordingly.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Feed Guardians's answer
Because FeedGuardians does more than just hide bad comments, it protects your brand and recovers lost revenue at the same time.
Where most tools stop at basic keyword filters, FeedGuardians uses AI that understands buyer intent, instantly replies to pre-sale questions, and hides spam, trolls, and hate speech in seconds. It also handles DMs across Facebook, Instagram, and TikTok, making it a true all-in-one moderation assistant.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Feed Guardians's answer
FeedGuardians is built with Laravel on the backend and React.js on the frontend, using PostgreSQL for data storage, Redis for real-time processing, and integrates with Meta and TikTok APIs to moderate comments and DMs. It also leverages custom AI models for sentiment and intent detection.
Diffyn's answer:
React, Next.js, POSTGRESQL
Feed Guardians's answer
FeedGuardians is built for direct-to-consumer (DTC) brands, e-commerce marketers, and paid social media managers who run Facebook, Instagram, or TikTok ads. Our typical users are growth-focused teams or founders who want to scale ad spend, protect brand trust, and increase conversions, without adding headcount.
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Feed Guardians's answer
FeedGuardians was built for modern DTC brands overwhelmed by toxic comments and missed buyer questions. After managing six-figure ad campaigns, our team realized how much revenue was being lost in comment sections and DMs. Existing tools were too rigid, too clunky, or too focused on keyword filters. So we built a smarter, AI-powered solution that hides spam, replies to real customers, and saves time without requiring full admin permissions or extra seats. Now, hundreds of brands use FeedGuardians to keep their socials clean and conversion-ready.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
Feed Guardians's answer
StrategicParenting – a top parenting content brand using FG to manage high-volume comment threads GoldenTree – a fast-scaling DTC brand leveraging auto-replies to boost ad conversions Gizzmo – a leading gadget e-commerce store using FG across multiple countries GlowSkincare – a skincare brand cleaning up comment spam to protect ROAS SocialHive Agency – an agency managing 15+ client pages through a single FG dashboard
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