
GammaWalls
FlashAlpha
GEX Horizon
ChartGEX
OptionCharts.io
Coinglass
Barchart
All five crypto options exchanges in one gamma map, US markets alongside, with alerts, API and AI access, from $39 a month. 3-day free trial.

Ghost
Medium
beehiiv
MailChimp
Buttondown
WordPress
Notocat
With Substack, anyone can start a publication that combines a personal website, blog, and email newsletter or podcast. It's quick and simple.
Which is more popular?
Based on our record, Substack seems to be more popular. It has been mentioned 113 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | gammaflip.io | substack.com |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from Portugal | Startup from the United States |
| Listed in |
In their own words, as submitted to SaaSHub.


GammaFlip shows where options dealers' gamma sits for crypto and US markets, so you can see the price levels where hedging flows tend to dampen or accelerate moves. Crypto coverage combines open interest from Deribit, Bybit, OKX, Derive and Binance for BTC, ETH, SOL, XRP and HYPE. You can...
No description of Substack yet.
What each product offers, as listed by its team.


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


No analysis of GammaFlip yet.
Overall verdict
Why this product is good
Recommended for
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Monetizing Podcasts and Newsletters - Chris Best of Substack and Jonathan Gill of Backtracks
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How often each product is chosen within a category, 0–100% relative to the other.


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


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Substack offers writers of all experience levels the ability to write an email newsletter that’s profitable through subscriptions. Substack provides purpose-built web and newsletter publishing tools to enable writers...
What sеts Substack apart is its sеamlеss intеgration of contеnt crеation and subscription-basеd monеtization. Substack’s usеr-friеndly intеrfacе, distribution tools, and support for various contеnt formats make it a...
Substack and Medium differ primarily in their monetization methods. Medium pays creators based on reader engagement, while Substack enables writers to monetize directly through paid subscriptions to their newsletters....
Recommendations tracked on public social media and blogs since March 2021.


Tracking GammaFlip since Oct 2026.
a profile link: https://substack.com/@noahpinion. - Source: dev.to / 2 days ago
A free comedy newsletter that has nothing to do with technology yet mentions it from time to time. https://substack.com/@yelluwcomedy. - Source: Hacker News / 5 days ago
Books have already been written on this, some as early as 1945 (That Hideous Strength, C.S. Lewis). Otherwise I can recommend basically everything by Curtis Yarvin and Kevin Dolan (https://substack.com/@exitgroup,... - Source: Hacker News / 24 days ago
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Real-time options analytics API - Greeks, gamma exposure, SVI vol surfaces for 6,000+ underlyings. Free tier available.
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Welcome to Medium, a place to read, write, and interact with the stories that matter most to you.
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Free real-time Gamma Exposure (GEX) dashboard tracking SPX, SPY & QQQ Call/Put Walls, Zero Gamma Flips, and Dealer Hedging Levels.
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beehiiv empowers people to create, monetize, and grow by providing the most powerful and robust newsletter platform, holistically under one roof.
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