Software Alternatives & Startups

Substack VS Honest Backtest Engine

Compare Substack VS Honest Backtest Engine and see what are their differences

Substack

With Substack, anyone can start a publication that combines a personal website, blog, and email newsletter or podcast. It's quick and simple.

Rating
0 reviews
Honest Backtest Engine

A backtester built to catch strategies that only work on paper

Rating
0 reviews
Pricing
Paid €149 / One-off
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Substack seems to be more popular. It has been mentioned 113 times since March 2021.

social mentions
113 vs 0
Blogging popularity
100% vs 0%
alternatives listed
240+ vs 21

Base details

Website, pricing, platforms and company facts side by side.

Substack
Honest Backtest Engine
Website substack.com honestbacktester.com
Pricing —
Paid €149 / One-off Official pricing
Platforms —
Windows MacOS Linux
Company Startup from the United States Startup from Ireland
Listed in

About Substack and Honest Backtest Engine

In their own words, as submitted to SaaSHub.

Substack
Honest Backtest Engine

No description of Substack yet.

Most backtests flatter you — great numbers in, great numbers out. Honest Backtest Engine is built to do the opposite: it tests your strategy on data it never saw, models real commission, slippage and borrow, deflates the Sharpe for how many combinations you tried, and Monte-Carlo stress-tests the...

Read more about Honest Backtest Engine

Features and specs

What each product offers, as listed by its team.

Substack 6 features
Honest Backtest Engine 0 features
  • Ease of Use
    Substack offers a user-friendly interface that makes it easy for writers to publish and monetize their newsletters.
  • Built-in Monetization
    Writers can easily charge readers for subscriptions, allowing for straightforward monetization.
  • Direct Audience Connection
    Substack allows writers to build a direct relationship with their audience via email, which can lead to a more engaged readership.
  • Discovery and Community
    Features like staff picks and recommendations help writers get discovered by new readers.
  • No Upfront Costs
    Substack does not charge upfront fees; instead, it takes a percentage of subscription revenues, making it easier to start.
  • Content Ownership
    Writers retain full ownership of their content, giving them more control over their work.

Possible disadvantages

  • Revenue Share
    Substack takes a 10% cut of subscription revenues, which can add up for writers with a large subscriber base.
  • Limited Customization
    The platform has limited customization options compared to building a custom website or using more flexible CMS options.
  • Dependency on Platform
    Relying on Substack means depending on its policies and infrastructure, which could pose risks if the platform changes its terms or features.
  • Competition
    As more writers join Substack, it can become challenging to stand out amidst the growing competition.
  • Email Deliverability
    Writers may face issues with email deliverability, as some newsletters may end up in spam folders.
  • Payment Processing Fees
    Besides Substack's fee, payment processors like Stripe also take a percentage, further reducing net earnings for writers.

No features have been listed yet.

Analysis

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

Substack
Honest Backtest Engine

Overall verdict

  • Substack is a good choice for writers seeking autonomy and a straightforward way to monetize their content. However, it may not be the best fit for those who prefer working within the framework of a larger publication or those unfamiliar with the challenges of building and maintaining a subscriber base.

Why this product is good

  • Substack is a platform that allows writers, journalists, and content creators to publish and monetize their newsletters. It is praised for its ease of use, built-in subscription system, and direct-to-consumer model which enables writers to retain control over their audience and content. The platform has attracted both independent writers and established journalists seeking the freedom to monetize their work without traditional media constraints.

Recommended for

  • Independent writers and journalists
  • Content creators looking to monetize their work
  • Individuals seeking a direct relationship with their audience
  • Those who appreciate simplicity in publishing

Overall verdict

  • I don't have verified, specific information about honestbacktester.com to confirm its legitimacy, performance claims, or user satisfaction, so I can't responsibly declare it 'good' or 'bad'—you should independently verify its methodology, transparency about slippage/fees, and user reviews before trusting it with trading decisions.

Why this product is good

  • It's a niche backtesting tool that isn't widely covered by major financial media or review sites, making independent verification difficult.
  • Backtesting engines can vary widely in quality depending on how they handle look-ahead bias, survivorship bias, transaction costs, and slippage—claims of being 'honest' should be checked against actual methodology documentation.
  • Without verified user reviews, audited performance data, or transparency reports, any strong endorsement would be speculative.
  • The name suggests a marketing angle emphasizing transparency, which is a positive signal in the backtesting space where many tools overstate results, but naming alone doesn't confirm actual practice.

Recommended for

  • Traders and quants who are willing to do their own due diligence on backtesting methodology before committing capital based on results
  • Users who specifically want a tool marketed around transparency and want to test its claims against known backtesting pitfalls like overfitting and bias
  • Not recommended as a sole basis for live trading decisions without independent verification of its accuracy and track record

Videos

Walkthroughs and reviews on video.

Substack 5 videos + Add
Honest Backtest Engine 0 videos + Add

Monetizing Podcasts and Newsletters - Chris Best of Substack and Jonathan Gill of Backtracks

More videos

  • - E1016 Substack CEO Chris Best empowers writers via email newsletter platform, raised $15M from a16z
  • - Why EVERYONE should be on Substack | What it is, How it Works, $$$
  • - Beehiiv vs Substack (2024) - Which is Better?
  • - My Experience with SUBSTACK: An Honest Review of Substack

No Honest Backtest Engine videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Substack
Honest Backtest Engine
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
CMS
0% 0%
0% 0%
100% 100%

Questions & Answers

As answered by people managing Substack and Honest Backtest Engine.

What makes your product unique?

Honest Backtest Engine's answer:

Most backtesting tools are built to make a strategy look good. Honest Backtest Engine is built to do the opposite — to catch the strategy that only works on paper before you risk real money on it. Every run headlines out-of-sample results, charges real trading costs, deflates the Sharpe ratio for how many parameter combinations you tried, and Monte-Carlo stress-tests the outcome. It ends in a single believability score from 0 to 100, and it shows you the checks your strategy failed, not just the ones it passed. No other tool leads with the red marks.

What's the story behind your product?

Honest Backtest Engine's answer:

It was built out of a common, painful experience: strategies that backtest beautifully and then quietly lose money live. That gap is almost always caused by overfitting, ignored costs, look-ahead bias, or a single lucky run mistaken for an edge — and most backtesting tools do nothing to catch it. Honest Backtest Engine exists to run those checks automatically and to be honest about the result, even when the honest answer is "this edge probably isn't real."

Why should a person choose your product over its competitors?

Honest Backtest Engine's answer:

Because it's designed to tell you the truth rather than flatter you. It models real commission, slippage and borrow costs, it's look-ahead-proof, and it produces a tamper-evident signed report anyone can verify without trusting you. It runs entirely on your own machine — your data and strategies never leave your computer. It's a one-time €149 purchase with every future version included, no subscription. And it comes with a guarantee: if it doesn't catch a backtest that was lying to you within 30 days, you get a full refund.

How would you describe the primary audience of your product?

Honest Backtest Engine's answer:

Retail and independent algorithmic traders who build and backtest their own strategies — especially anyone who has watched a great-looking backtest lose money in live trading and wants to know whether an edge is real before funding an account. It suits people comfortable with concepts like Sharpe ratio, overfitting and out-of-sample testing, though the reports are written to be readable without a quant background.

Which are the primary technologies used for building your product?

Honest Backtest Engine's answer:

Python, with pandas and NumPy for the backtesting engine and data handling. Reports and the local interface are rendered as HTML in the browser. Reports are cryptographically signed using Ed25519 so they can be independently verified. It runs as a self-contained local application on Windows, Mac and Linux.

User comments

Share your experience with using Substack and Honest Backtest Engine. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Substack no reviews yet
Honest Backtest Engine no reviews yet

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Substack 113 mentions
Honest Backtest Engine 0 mentions
  • How to Get Substack Newsletter Data: Posts, Comments and Subscriber Counts
    a profile link: https://substack.com/@noahpinion. - Source: dev.to / 2 days ago
  • Ask HN: What are you working on? (November 2026)
    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
  • UK Defence Startups Are Being Denied Banking Services Under ESG Rules
    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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Tracking Honest Backtest Engine since Jul 2026.

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