
Ghost
Medium
Buttondown
WordPress
MailChimp
beehiiv
Notocat
With Substack, anyone can start a publication that combines a personal website, blog, and email newsletter or podcast. It's quick and simple.

LaunchDirectories
SubmitSaaS
AI Directories
StartupSubmit.app
ListingBott
SubmitWell
Backlink List For StartUps
SaaS Listings Management Platform that Actually Does the Work

Which is more popular?
Based on our record, Substack seems to be more popular. It has been mentioned 108 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | substack.com | blastra.io |
| Pricing | — | |
| Platforms | — | |
| Company | Startup from the United States | Startup from the United States · 1 - 9 employees · 2025 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Substack yet.
Blastra is a digital foorpring management platform for B2B software companies. It manages product narrative across high-quality directories and review platforms like G2, Capterra, SourceForge, TrustRadius, and others. Blastra assesses, creates, and maintains accurate directory narratives. It...
What each product offers, as listed by its team.


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.
Monetizing Podcasts and Newsletters - Chris Best of Substack and Jonathan Gill of Backtracks
More videos
Blastra Review-Did This REALLY Serve The Expected Purpose Or ??See(Check Before use
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Substack and Blastra.
Blastra's answer:
Modern web stack with AI/LLM integration for content generation, cloud infrastructure for scalability, and automated workflow systems for managing submissions across multiple platforms.
Blastra's answer:
Blastra serves B2B software companies that need to manage product narrative across third-party platforms. Common users include small teams shipping frequent product updates who struggle to keep the world informed, large companies with multiple existing listings but no system for keeping them centralized and current, companies coming out of stealth establishing third-party presence for the first time, post-funding companies building credibility with enterprise buyers through reviews and badges, and companies going through a rebrand or pivot needing consistent updates across every platform.
Blastra's answer:
Blastra provides a centralized dashboard where you see every listing, its status, credentials, and profile links in one place. It handles submissions compliantly, following each directory's specific policies and requirements. After the work is done, you retain full access to all accounts. The platform also supports multi-product companies with separate profiles mapped to different directory taxonomies, something most alternatives don't address.
Blastra's answer:
Blastra focuses on ongoing listings management rather than one-time submissions. It combines AI automation with human operators to handle the full lifecycle—discovery, creation, optimization, and maintenance—across 25+ high-quality directories. Listings are individually crafted, reviewed by humans, and kept current over time with decay detection and regular updates.
Blastra's answer:
Blastra was built to solve a problem most B2B software companies recognize but nobody internally wants to own: managing presence across dozens of directories with different portals, requirements, and review cycles. Listings go stale, new directories get ignored, reviews go unanswered, and earned badges go unnoticed. As buying moves to AI, LLMs increasingly use these catalogs for training and live search, making accurate, verified listings even more critical. Blastra operates as the equivalent of a dedicated team member responsible for third-party presence at a fraction of the cost of a part-time hire.
Blastra's answer:
Blastra's largest customers are companies with 200+ people with multiple products in their portfolio.
Share your experience with using Substack and Blastra. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


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....
We have no reviews of Blastra yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Https://substack.com/@gurwinder/posts. - Source: Hacker News / about 18 hours ago
Substack: https://substack.com/@friedkielbasa. - Source: Hacker News / 4 days ago
Name Type Required Description Cookie String Yes Substack.sid= (browser session cookie) Accept String Yes Application/json Origin String Yes Publication origin, e.g.... - Source: dev.to / 7 days ago
Tracking Blastra since Nov 2025.
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