LeadGibbon vs Power Almanac: Different Tools for Different Jobs
These two tools don't really compete with each other. Comparing LeadGibbon vs Power Almanac only makes sense if you serve two very different buyer types - one finds B2B emails across industries, the other tracks decision-makers at 22,000 U.S. local governments. Here's how to pick the right one, and when to skip both entirely.
30-Second Verdict
Sell to local government? Power Almanac. Nothing else covers 22,000 local governments with phone-verified contacts refreshed every 90 days.
Sell to businesses? LeadGibbon works for light prospecting, though G2 reviewers flag inconsistent accuracy.
What Is LeadGibbon?
LeadGibbon is a Chrome extension that finds B2B emails by pinging a lead's company mail server in real time. If the email has less than a 1% bounce probability, you're charged a credit. Risky emails come free - a nice touch that protects your balance.
The database behind it: 26M records, 3.25M companies, 229 countries, 2.67M C-level executives. There's a free tier offering 15 credits per week, so you can test before committing.
| Stat | Detail |
|---|---|
| Database | 26M records |
| G2 Rating | 4.3/5 (11 reviews) |
| Accuracy claim | 97% |
| Free tier | 15 credits/week |
| Starts at | $39/mo |
The G2 reviews paint a mixed picture. One January 2023 reviewer noted "old email addresses, old phone numbers," and others describe emails that look format-guessed rather than truly verified. For quick, low-volume lookups it's functional. But if you're trying to run consistent outbound, the recurring theme is data quality - reviewers call out inconsistent accuracy and a database that feels thin once you move past the most common industries.
What Is Power Almanac?
"I haven't seen a better option out there." That G2 reviewer captured what makes Power Almanac unique: it's a database purpose-built for local government sales.
Power Almanac has provided human-verified, role-based local government contact data since 2011. Today, it calls all 22,000 U.S. local governments every 90 days to verify names, titles, phone numbers, and emails across 22 decision-maker roles. Emails get revalidated every two weeks, and bad ones trigger a phone follow-up. The result is 343,000 records with 97%+ accuracy - backed by human verification, not server pings. That's a fundamentally different approach than what you'll find in any general-purpose sales prospecting databases, and it shows in the data quality.
G2 gives it a 4.7/5 across 10 reviews, with consistent praise for accuracy. The main complaint? Users want more roles and deeper org charts within each government. The tool covers zero private-sector contacts - by design.
Neither tool generates much discussion on Reddit or sales communities. Both serve narrow, well-defined audiences.
LeadGibbon's 26M records and inconsistent accuracy won't scale your outbound. Prospeo gives you 300M+ profiles, 98% verified email accuracy, and a 7-day data refresh - not format-guessed emails from a stale database. At ~$0.01/email, it's cheaper than LeadGibbon's Basic tier too.
Stop guessing emails. Start verifying 300M+ contacts for a penny each.
Side-by-Side Comparison
| Dimension | LeadGibbon | Power Almanac | Edge |
|---|---|---|---|
| Market Focus | General B2B | Local government | Depends on your market |
| Database Size | 26M records | 343K records | LeadGibbon |
| Accuracy | 97% (vendor claim; server-ping verification) | 97%+ (phone-verified) | Power Almanac |
| Verification | Automated | Human phone calls | Power Almanac |
| Data Types | Name, email, phone, company | Name, title, email, phone, address | Power Almanac |
| Pricing Model | Monthly credits | Annual subscription | LeadGibbon |
| Free Tier | 15 credits/week | 100 records free | LeadGibbon |
| G2 Rating | 4.3/5 (11 reviews) | 4.7/5 (10 reviews) | Power Almanac |
Pricing Breakdown
| Plan | Price | Emails | Phone Numbers |
|---|---|---|---|
| Free | $0 | 15/week | - |
| Basic | $39/mo | 1,000 | 25 |
| Pro | $99/mo | 10,000 | 50 |
| Business | $299/mo | 30,000 | 125 |
Credits expire monthly. At the Basic tier, that's roughly ~$0.039 per verified email.
Power Almanac:
| Plan | Price | Records | Per Record |
|---|---|---|---|
| Power Entry | Free | 100 | $0 |
| Power 15 | $5,400/yr | 15,000 | $0.36 |
| Power 75 | $12,000/yr | 75,000 | $0.16 |
| Power Max | $16,900/yr | 340,000+ | $0.05 |
Which Tool Fits Your Sales Motion?
Let's be honest: these tools don't compete with each other. Comparing them is like comparing a fishing rod to a speargun.
Use Power Almanac if you sell to local government. City managers, public works directors, county administrators - general B2B databases usually don't go deep here. This is the most purpose-built option for the job.
Use LeadGibbon if you need a cheap, quick email finder for occasional prospecting and can tolerate a smaller database with uneven accuracy.
For serious B2B prospecting at scale, skip both. LeadGibbon's 26M records and inconsistent data quality won't support real outbound campaigns. Power Almanac doesn't have private-sector data at all. We've tested the alternatives extensively, and for general B2B work, the gap between a 26M-record tool and a modern 300M+ database is enormous - it's the difference between finding a handful of contacts at a target account and mapping the entire buying committee (see account-based selling best practices for how teams operationalize this).
If your average deal size is under $8K, you probably don't need Power Almanac's $5,400/yr commitment. Start with the free 100-record tier, prove the ROI, then upgrade.
A Stronger Option for B2B Prospecting
Pricing starts free with 75 verified emails per month, paid plans from ~$39/mo, no annual contracts. In our experience, teams that switch from smaller databases see measurably better results: Snyk's 50-person AE team dropped bounce rates from 35-40% to under 5% and grew AE-sourced pipeline by 180%. For teams that need both volume and accuracy, it's the clear upgrade from LeadGibbon - and pairs well with Power Almanac if you also sell into government.
If you're building a repeatable outbound engine, pair your data source with proven sales prospecting techniques and tight email deliverability hygiene to keep reply rates stable as volume increases.
Snyk's 50 AEs cut bounce rates from 35-40% to under 5% and grew pipeline 180% after switching to Prospeo. If LeadGibbon's thin database is holding back your outbound, 300M+ profiles with 30+ filters - intent data, technographics, job changes - will change the math entirely.
75 free verified emails per month. No contract. No sales call required.
FAQ
Is Power Almanac useful outside government sales?
No. It exclusively covers local government officials across 22 decision-maker roles. If you sell to businesses, you need a general B2B platform with multi-industry coverage.
Does LeadGibbon verify emails?
Yes. It pings the company mail server and only charges credits for emails under a 1% bounce probability. Risky emails come free. That said, G2 reviewers report that some results still appear format-guessed rather than truly verified.
Can I use Power Almanac and a B2B tool together?
Absolutely - if you sell to both government and private-sector buyers. Power Almanac handles the government side while a general B2B platform covers commercial accounts. There's zero data overlap between the two, so you're not paying for duplicates.