If you’re running B2B email campaigns, you know the pain: emails end up in spam, open rates tank, and your “ROI” slides into the gutter. There’s no shortage of tools promising to “skyrocket” deliverability, but most are either glorified dashboards or a confusing tangle of features you’ll never use. This review cuts through the noise and gets real about Glockapps—what it does, where it actually helps, and when it isn’t worth your time.
Who’s this for? B2B teams who send serious email—think sales, marketing, or outbound GTM (go-to-market) teams—who want to know if Glockapps is the missing puzzle piece for getting their emails seen and getting results.
What Is Glockapps, Really?
Glockapps bills itself as an email deliverability tool. In plain English: it helps you figure out if your emails are actually landing in the inbox, the promotions tab, or the spam folder. For B2B teams, that’s not just a “nice to have”—it’s the line between deals closed and emails wasted.
But Glockapps isn’t a silver bullet. It won’t write better emails, build your lists, or stop you from annoying your prospects. What it does is give you the data and diagnostics to see where your emails go wrong—and some tools to fix them.
Core features: - Inbox placement testing (see where your email actually lands) - Spam filter diagnostics (why you’re flagged as junk) - Blacklist monitoring (are you on any “bad sender” lists?) - DMARC/Authentication checks (SPF, DKIM, DMARC setup and reporting) - Reputation monitoring (track sender reputation over time)
It integrates with most major email providers and some marketing automation platforms, but don’t expect it to magically “fix” your deliverability. It’s more like a high-quality health monitor, not a doctor.
How Glockapps Improves B2B Email Deliverability (Step by Step)
Here’s how B2B teams actually use Glockapps—broken down into real steps, not just feature lists.
1. Send a Test Campaign Before You Hit “Send” for Real
This is Glockapps’ bread and butter. Before you blast your next campaign, you send a test email to a special list of addresses Glockapps gives you. Within minutes, you get a report showing: - Which mailbox providers (Gmail, Outlook, etc.) put you in the inbox, spam, or promotions - Whether your message got clipped or broke formatting - Any red flags from major spam filters (like Barracuda, SpamAssassin)
Pro tip: Do this every time you change your template, sender address, or targeting. What works for one audience might get flagged for another.
2. Diagnose and Fix Authentication Issues
Email authentication (SPF, DKIM, and DMARC) is like showing your ID at the door. If you get this wrong, you’re basically sending anonymous letters, and spam filters will treat you accordingly.
Glockapps makes it dead simple to see if your authentication is set up right: - Clear pass/fail results for SPF, DKIM, DMARC - Step-by-step guidance on what’s broken and how to fix it (no, you don’t have to be a DNS wizard) - Alerts if your records break or “expire” after a provider change
What’s good: Their instructions are actually readable, not just copied from RFC documentation.
3. Monitor Your Sender Reputation and Blacklists
If you suddenly see open rates drop, it could be that you landed on a blacklist or your sender reputation took a hit. Glockapps tracks these for you: - Instant alerts if you show up on major blacklists - Ongoing monitoring of your sender score (the credit rating of email) - Historical reports so you can spot trends or causes
What’s not so great: Some blacklists are obscure; don’t panic if you pop up on one you’ve never heard of. Focus on the major ones (Spamhaus, Barracuda, etc.).
4. Audit Content and Technical Triggers
Glockapps checks your email content against major spam filters. It’ll flag: - Spammy words or formatting - Broken links or images - Weird HTML or encoding issues
You’ll also see which ISPs are more sensitive to certain phrases or layouts. This isn’t a creative writing tool, but it’s a solid “last line of defense” before you send.
Ignore: Glockapps’ “content score” can be overhyped. Don’t obsess about getting a perfect number—focus on fixing what’s actually flagged.
5. Track DMARC Reports (If You’re Serious About Security)
For bigger B2B teams, DMARC reporting matters. Glockapps collects and visualizes DMARC reports so you can: - Spot spoofing attempts - See which domains are sending mail as you (legit or not) - Tighten policies over time without breaking things
If you’re not using DMARC yet, Glockapps will walk you through setup. If you’re already using a dedicated DMARC tool, this feature might feel redundant.
The ROI: Does Glockapps Pay Off for B2B Teams?
Where It Shines
- You’re sending regular outbound campaigns and want to know before you burn a list that you’ll reach the inbox.
- You manage multiple senders or domains—Glockapps makes it easy to test and monitor each one.
- You need data to show management or clients—the reports are clear enough to justify why open rates are what they are.
Where It Falls Short
- No magic fix for bad content or bad lists. Glockapps helps you spot technical issues, but it won’t save you from a purchased list or a boring pitch.
- UI is functional, not beautiful. You won’t impress anyone with screenshots, but you will get the answers you need.
- Pricing can add up. Their credits-based system is fair, but if you test a lot, it gets pricey fast.
What To Ignore
- Glockapps has some “deliverability consulting” upsells. Unless you have no technical support in-house, you can skip these.
- Don’t chase a 100% perfect score. No real-world sender gets it every time. Aim for “good enough” and watch your real results.
Glockapps vs. The Rest: Do You Really Need It?
There are other deliverability tools out there—Mail-Tester, Postmark’s tools, Litmus, and a dozen more. Glockapps stands out for its: - Focus on real-world inbox placement (not just spam scores) - Breadth of diagnostics (not just “pass/fail”) - Practical, readable advice
But if you’re a solo founder or only send a monthly newsletter, it’s probably overkill. For teams sending high-stakes B2B campaigns, though, the visibility is worth it.
Should You Buy Glockapps? (A Straight Answer)
If you’re sending more than a couple thousand B2B emails a month, and you actually act on technical feedback, Glockapps is one of the few tools that’s worth the spend. It’s not glamorous, but it quietly saves you from deliverability disasters that can tank a whole quarter.
If you’re hoping for a push-button fix for bad lists, weak targeting, or uninspired content—sorry, this isn’t it. But as a diagnostic and early-warning system, it does the job.
The Bottom Line
Don’t overthink it. Use Glockapps to test, fix, and monitor your technical setup, then get back to writing better emails and talking to your prospects. No tool replaces common sense or good messaging. Start simple, iterate, and spend your time where it counts: building relationships, not chasing scores.