About

// Who we are and how we score

About The System Vault

The short version: I’m one person who got tired of reading fake reviews, paying for tools that didn’t deliver, and trusting “best of” lists written by the companies selling the products. The System Vault is where I share what I’ve learned — the hard way — about the digital business tools most people rely on.

Why this exists

I’ve spent years working with SEO tools, hosting providers, VPNs, and email platforms. I’ve made expensive mistakes — paying for Semrush Pro when I needed Guru, sticking with budget hosting until it cost me an afternoon of sales, subscribing to a Creator plan for 200 email subscribers who could have been served by a free tier.

When I went looking for honest reviews, I found the same problem everywhere: sites ranking products by commission rate, not quality. VPN review sites owned by the same company that owns the VPNs. Hosting “comparisons” that only show promotional prices. Email platform roundups that give everything 4.5 stars.

The System Vault is the review site I wanted to find but couldn’t. It’s opinionated. It’s sometimes wrong. But it’s never bought.

We recommend products we don’t earn from — like Ahrefs and Mullvad — because they’re good. That should tell you everything about how we operate.

How we score: the 6 pillars

Every product is scored from 1 to 10 based on six weighted factors. No algorithm generates the number — it’s a human judgement informed by real usage, research, and comparison. Here’s what matters, and how it’s played out in practice.

1. Core product quality

Does it do what it claims? How well? How reliably? This is the foundation — if the product doesn’t work, nothing else matters.

Ahrefs scores 9.0 partly because its backlink database (35 trillion links, refreshed every 15-30 minutes) is the largest in the industry. The core product is unmatched.

2. Value for money

Not “is it cheap?” but “is what you get worth what you pay?” We show both promotional AND renewal prices because most sites only show the bait.

SiteGround scores 8.2 despite excellent hosting because the renewal price jumps from $2.99/mo to $17.99/mo. Hostinger’s renewal ($11.99/mo) is significantly kinder.

3. Ownership & trust

Who owns this company? Have they been involved in anything questionable? Can they be acquired, pivoted, or shut down? A privacy tool owned by an adware distributor is a contradiction.

ExpressVPN dropped to 7.4 specifically because Kape Technologies (formerly Crossrider, flagged as malware) acquired it for $936M. The tech is solid — the ownership cost it 2 points.

4. Transparency

Are the pricing tiers honest? Are limitations clearly stated? Does the company publish audits, open-source code, or ownership details? Hiding things is a red flag.

Mullvad scores 8.0 partly because it requires no email, publishes security audits, accepts cash payments, and hasn’t changed its €5/mo price since 2009. Maximum transparency.

5. Pricing honesty

Does the company use dark patterns? Hidden fees? Automatic overage charges? Feature-gating that forces upgrades? We penalise bait-and-switch pricing aggressively.

Ahrefs’ overage charges kick in automatically with no warning — just a bigger bill. We called it out even though Ahrefs is our highest-scored SEO tool. Semrush’s Pro plan deliberately hides content tools behind Guru — we called that a trap too.

6. Real-world usability

How quickly can a real person — not a power user — get value from this product? Setup friction, learning curve, support quality, and documentation all count.

Kinsta’s sub-2-minute support response from actual WordPress engineers earned it the highest hosting score (9.1). Budget hosts offering scripted responses after 15-minute waits did not.

The score scale

Scores are not evenly distributed. A 7 is not average — it’s good. Here’s what each range means:

9.0+Exceptional — best in category
8.0–8.9Excellent — strong recommendation
7.0–7.9Good — with notable caveats
6.0–6.9Below average — better options exist
Below 6Not recommended — skip it

We don’t review products we think will score below 6. If something isn’t worth reviewing, it isn’t worth your time reading about it. Our lowest current score is Mailchimp at 6.0 — and that’s a product we think most people should actively migrate away from.

What boosts a score

Independence: Ahrefs is bootstrapped, profitable, and can’t be acquired by a holding company. That stability is a competitive advantage worth points.

Genuine free tiers: Kit’s free plan (10,000 subscribers) and Proton VPN’s free plan (unlimited data) are legitimately useful — not just demo modes designed to frustrate you into paying.

Open-source code: Proton VPN, Mullvad, and PIA all publish their source code. Anyone can verify the app does what it claims. That earns trust, and trust earns points.

Pricing that doesn’t punish loyalty: Mullvad has charged €5/mo since 2009. Kinsta’s price is the same on day one as day 365. No renewal shock. That integrity matters.

What tanks a score

Ownership concerns: ExpressVPN and PIA both lost points for being owned by Kape Technologies. The products work — the parent company’s history doesn’t inspire confidence in a privacy tool.

Renewal price shock: Showing $2.99/mo in ads then charging $17.99/mo at renewal is misleading. We flag it every time and it costs points every time.

Hidden limitations: Semrush locking content tools behind the Guru tier without making it clear on the Pro signup page. Ahrefs hitting you with overage charges with no warning email. Beehiiv jumping from $0 to $49/mo with nothing in between.

Corporate bloat: Mailchimp scored 6.0 because Intuit gutted the free plan, raised prices, and turned a beloved tool into an upsell machine. The product still works — it’s just no longer worth choosing.

What we will never do

We will never inflate a score because a product pays us affiliate commission. We will never hide a product’s downsides to protect a commercial relationship. We will never pretend to be objective — we have opinions, and we state them clearly. We will never review a product we haven’t actually used.

We also know we don’t have all the answers. If you’ve had a different experience with a tool, we want to hear about it. If you think a score is wrong, tell us why. This site isn’t meant to be the final word — it’s meant to start the conversation.

The categories we cover

SEO & Marketing — the tools that drive organic traffic. Semrush, Ahrefs, Mangools, SE Ranking, Ubersuggest. We test keyword research, backlink analysis, rank tracking, and content tools.

VPN & Privacy — the tools that protect your connection. NordVPN, Surfshark, Proton VPN, Mullvad, PIA, ExpressVPN. We dig into ownership structures, audit histories, and real-world speed tests — not just feature checklists.

Web Hosting — the tools that keep your site online. Kinsta, Cloudways, SiteGround, Hostinger. We show promotional AND renewal pricing because that’s where the real cost lives.

Email & Newsletters — the tools that build your audience. Beehiiv, Kit, MailerLite, ActiveCampaign, Brevo, Flodesk, Substack, Mailchimp. We focus on free tier limits, automation depth, and deliverability — not template libraries.

Where to start

If you want opinions: read the Articles. If you want data: check the Reviews. If you want a quick comparison: see the Rankings. If you want to know how we earn money: read the Disclosure.

Thanks for being here. Now go find the right tools — and stop overpaying for the wrong ones.

Last updated: March 2026