
Otterly.AI
SEMRush
Ahrefs
LLMrefs
Am I on AI
Promptwatch
Diploria AI
Profound helps brands gain visibility in AI-generated answers, optimize their presence in LLM-based answer engines, and stay competitive in the zero-click world.

Documize
ReadTheDocs
Boardist
Dokit
Twake
Typora
Widget-Board
Fast and flexible, real-time collaborative markdown, inspired by Hackpad.

Which is more popular?
Based on our record, HackMD seems to be more popular. It has been mentioned 76 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | tryprofound.com | hackmd.io |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Profound Tutorial & Review For Beginners 2026
More videos
hackmd.io opensource application review
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Profound and HackMD. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Profound offers a free 7-day trial with 50 daily prompts on ChatGPT, Gemini and AI Overviews. After that it's Enterprise only, priced on a demo call, with up to 9 engines.
Say they read the public interface: Miraqo, SE Ranking, Otterly.AI, Peec AI (logged out; its add-on models run through APIs) and Profound. Semrush says its answers are "captured from real requests and not via any APIs...
Profound gives a useful way to understand how brands appear across AI search and generative platforms. The platform helps surface visibility patterns, competitor presence, and broader shifts in how AI systems...
We have no reviews of HackMD yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Tracking Profound since Feb 2026.
Live preview. StackEdit, Dillinger, Markdown Live Preview, HackMD, and VS Code with its preview pane open. Toast UI Editor ships both modes and lets you switch. - Source: dev.to / about 2 months ago
Many of the suggestions in this thread (min-release, ignore script) are defenses for the consumers. I've been working on Proof of Resilience, a set of 4 metrics for OSS, and using that as a scoring oracle for what to fund. Popularity... - Source: Hacker News / 7 months ago
Bluetooth works most reliably across all devices (within its limited range), but all these p2p apps are indeed moving towards multi-transport support to diversify and widen the connectivity grid: https://hackmd.io/@grjte/bitchat-wifi-aware. - Source: Hacker News / 9 months ago
When comparing Profound and HackMD, you can also consider the following products.

Stay ahead by monitoring and your content & brand across major AI Search Platforms. With Otterly.AI, you can automatically track brand mentions and website citations on Google AI Overviews/AI Mode, ChatGPT, Perplexity, Gemini, and Copilot.
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Enterprise-grade wiki and knowledge management platform
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All-in-one Marketing Toolkit for digital marketing professionals.
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Spend your time on writing high quality documentation, not on the tools to make your documentation work.
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Ahrefs is a toolset for SEO and marketing. We have tools for backlink research, organic traffic research, keyword research, content marketing & more. Give Ahrefs a try!
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