Home / Comparisons / Signal Mama vs Wappalyzer
Comparison · vs Wappalyzer

Wappalyzer is for one tab. Mama is for your whole pipeline.

Wappalyzer is the open-source Chrome plugin that pioneered tech detection — perfect when you want to check what one site uses. Mama is the workflow platform for the next step: scoring your whole pipeline, synthesizing briefs, and tracking changes across hundreds of accounts. Different jobs, both useful.

Both lookup any site · Mama scores your whole pipeline · Mama syncs to your CRM
Same query notion.so
Both tools queried just now
Wappalyzer returns
Browser popup
notion.so · technologies
W
Analytics
A
Amplitude
latest
S
Segment
latest
CRM / Marketing
H
HubSpot
v3
S
Salesforce
latest
Infrastructure
A
AWS
C
Cloudflare
V
Vercel
latest
+ 14 more · click for full list
For one tab at a time
No "what just changed"
No funding, hiring, exec signals
No CRM sync, no Slack alerts
Mama returns
Synthesized brief
Tech stack · with changes 87 detected · 4 changes 30d
Amplitude Segment Mixpanel HubSpot Salesforce AWS Gong Vercel Datadog +78 more
Why now · synthesized
Notion just closed Series D ($250M) and migrated Mixpanel → Amplitude — analytics infra is a live priority right now, and 12 new data-engineer roles confirm it.
Funding · Hiring · Exec · Product · Voice signals
Score your whole pipeline · 4h refresh
Salesforce sync · Slack alerts · sequencer push
One site in a popup. Or hundreds in a workflow.
Honest summary

Two tools, two different jobs.

Before the feature table, the plain version. Wappalyzer is a beloved free plugin for developers. Mama is a paid workflow platform for sales teams. They're not really competing — most readers will use both.

Wappalyzer
Open-source tech detection · since 2008

The Chrome plugin that pioneered tech detection. If you want a free, fast, single-domain lookup — open a tab, click the icon, see the stack — this is the tool. Loved by developers, researchers, and individual SDRs.

  • Free browser extension · Chrome, Firefox, Edge
  • Open-source core · MIT licensed
  • 2,600+ technologies tracked
  • Lean API at $250/mo entry tier
  • Zero workflow lock-in · pure developer-first ergonomics
Best fit: developers checking competitor stacks, individual researchers, SDRs doing one-off lookups, anyone who wants tech detection without a SaaS subscription.
Signal Mama
AI account research for outbound · founded 2026

The workflow platform for outbound teams. If your job is to score hundreds of accounts, refresh briefs across a pipeline, push fresh signals to Slack, sync everything to your CRM — this is the tool. The single-domain plugin step is just one piece.

  • 25,000+ tools · 10× Wappalyzer's coverage
  • 6 signal categories — tech is just one of them
  • Synthesis layer: ready-to-send briefs, not raw data
  • Native CRM sync, Slack alerts, sequencer push
  • ICP scoring, attribution, manager view, team workspace
Best fit: SDRs, AEs, RevOps, outbound teams who need a workflow platform — not a browser extension — to research accounts at scale.
Feature-by-feature

Side-by-side, no asterisks.

Every dimension that matters in evaluation, mapped honestly. Where Wappalyzer wins on developer-friendliness or cost, the table says so. Where Mama does outbound things Wappalyzer was never built for, the table says that too.

Capability Wappalyzer Open-source plugin Signal Mama Outbound platform
Tech detection
Tools tracked
Total tech coverage
2,600+
Snapshot view
What they use right now
Browser plugin
Click-the-icon lookup

Chrome · Firefox · Edge
Change / timeline detection
When tools were added or removed
Multi-source verification
Methods to confirm a detection
1 method
(tag scan)
Open source
Core code on GitHub

(MIT)
Signal categories beyond tech
Funding signals
Series rounds, M&A, debt
Hiring signals
Role spikes, team builds, geo expansion
Exec move signals
VP+ joins, departures, board changes
Product launch + voice signals
G2, Reddit, HN, Trustpilot mining
Synthesis & output
Tech → brief synthesis
Turns the stack into a written pitch
Ready-to-send draft opener
The bit reps actually paste
ICP scoring & attribution
Per-account fit, meeting attribution
Workflow & integrations
CRM sync (Salesforce, HubSpot)
Native account/opportunity integration
Via API only
Sequencer push
Outreach, Salesloft, Apollo, Smartlead
Slack alerts
Real-time signal routing
Team workspace + manager view
Shared ICP, attribution, audit
Access & pricing
Free tier
No-signup or free-forever option

(plugin + public lookups)
Starting paid tier
Entry price for serious use
$250 / mo
(API access)
API access
Programmatic data pull
$250 / mo
Try each one
Visit Wappalyzer ↗
Pick the tool for the job

Three scenarios. Three honest answers.

Wappalyzer and Mama serve such different jobs that most readers should run both. Here's when each one wins on its own — and when the combo makes sense.

Pick Wappalyzer if…
You want a free browser plugin.
You're a developer, researcher, or individual SDR who needs to check the stack on one tab at a time. Free, fast, zero workflow lock-in. If you don't need pipeline scoring, CRM sync, or briefs — you don't need Mama.
Developer checking what a competitor uses
Researcher building a one-off market map
SDR doing 5–10 lookups per week, manually
Anyone allergic to SaaS subscriptions
Pick Mama if…
You need a workflow, not a plugin.
You're an SDR, AE, or RevOps lead with a pipeline of 50+ accounts to track. You need scoring, synthesized briefs, signal alerts, and CRM sync — all the things a single-tab plugin was never designed to do.
SDR running 200+ cold accounts per quarter
AE prepping demos across 10–20 deals weekly
RevOps scoring entire CRM against ICP rubric
Team needing shared briefs + Slack alerts
Use both if…
You want tactical + strategic.
Keep Wappalyzer in your browser for ad-hoc tactical lookups — *"what does this competitor use right now"* — and let Mama handle your pipeline. Most outbound teams we talk to run both this way.
Wappalyzer plugin for one-tab spot checks
Mama for pipeline scoring + briefs at scale
Combined cost still under $50/mo (free plugin + Solo)
Zero overlap in workflow — they coexist cleanly
If you're already on Wappalyzer

Three honest paths forward.

Most readers landing here have the Wappalyzer plugin installed already. None of these paths require uninstalling it — they just frame what to do next.

Path 1
Keep the plugin. Skip Mama.
If you're a developer, researcher, or solo SDR using Wappalyzer for ad-hoc lookups — don't switch. The plugin is free, fast, and exactly the right tool for one-tab tactical checks. Mama doesn't replace that use case.
  • Keep your free Wappalyzer extension installed
  • Use it for one-tab competitor / prospect lookups
  • If you start running outbound at scale, revisit Mama
Path 3
Switch off Wappalyzer's paid API tier.
If you're specifically paying $250+/mo for Wappalyzer's API to populate Salesforce tech-detection fields for sales — Mama replaces that with native CRM sync, plus 5 more signal categories, plus synthesis. Same workflow, lower cost.
  • Export your current account list (CSV) from your CRM
  • Connect Salesforce / HubSpot to Mama · 2 min
  • Re-detect tech via Mama's 3-method verification
  • Cancel Wappalyzer API · still keep the free plugin
Comparison questions

What every evaluator asks before they try both.

Specifically about running them together, where the actual database gap matters, and when Wappalyzer's paid API stops being the right answer.

Not yet, by design. Mama's workflow lives in a web app and inside your CRM — the surfaces sales reps already open every day. We've considered a plugin and may ship one eventually, but the honest truth is Wappalyzer already nailed the plugin format, and we'd rather focus on the workflow gaps they don't solve. If you want a browser-based quick-check, keep Wappalyzer for it. We don't try to replicate what already works well.
Yes, and no conflicts. Wappalyzer's plugin reads pages locally in your browser — it never writes to your CRM unless you've wired up their paid API for that. Mama syncs to your CRM through its own integration. They live on different surfaces (browser vs CRM/web app), pull from independent detection methods, and don't talk to each other. About ~40% of our customers also have the Wappalyzer plugin installed — it's the most common multi-tool setup we see.
Honest answer: different priorities. Wappalyzer is 17 years into community-contributed signatures with a massive open-source contributor base — that's a moat you can't speed-run. Mama is 2 years in, prioritizing signal density on tools that matter for outbound (the top 25,000 most-detected tools by usage) over raw catalogue breadth. We add ~200–400 new tools per month, driven mostly by customer requests. Closing the 22K gap to Wappalyzer's count isn't on the top-priority roadmap — outbound-relevant coverage is.
Some pieces yes, the core no. We're planning to open-source the ICP rubric format spec (so teams can move scoring rubrics between tools), our tech-detection signature format (so the community can contribute new tool signatures the way Wappalyzer does), and a couple of standalone utilities. The core scoring engine, synthesis layer, and signal infrastructure stay closed — that's the part the subscription pays for. Open-source plan ships first half of 2026.
Directly yes, and you'll likely save money on the swap. Wappalyzer's API starts at $250/mo specifically for programmatic tech-detection-into-CRM-fields use cases. Mama's Team plan ($199/mo, 5 seats) ships native Salesforce/HubSpot sync that populates the equivalent fields, plus 5 additional signal categories, plus the synthesis layer, plus team features. If your only API use is "pipe tech data into Salesforce for sales," Mama Team is a net cheaper and more capable replacement. If your API use is non-Salesforce (warehouse, analytics, internal app), Wappalyzer's clean lean API may still fit better.
Cherry-picking would be ignoring Wappalyzer's free plugin tier, which is genuinely free forever and serves the individual-user case completely. So the honest framing: at $0, Wappalyzer wins (free plugin for tactical lookups). At $49/mo, Mama starts giving you workflow features Wappalyzer doesn't ship (briefs, scoring, CRM sync, signals). At $250/mo, Wappalyzer's API beats Mama's $599 Pro tier on pure cost-per-API-call. Different tiers serve different jobs — there's no single "cheaper" answer that holds across all use cases.
Absolutely — we encourage it. Keep your Wappalyzer plugin installed exactly as it is, sign up for Mama's 14-day free trial, run the same domains through both, see which output fits which job. The plugin and Mama don't share any browser context or storage; there's nothing to disable. After the trial, you'll usually settle into one of two patterns: keep both (plugin for tactical, Mama for workflow) or stay on the free plugin only. Both outcomes are honest fits depending on your use case.

More questions about your specific evaluation? Email [email protected] — we typically reply within 4 hours.

Run both. Use both.

Plugin in your browser. Workflow in your CRM.

Keep Wappalyzer for tactical one-tab lookups — it's the best tool for that. Run Mama for everything else — pipeline scoring, briefs, signals, CRM sync. They live on different surfaces and don't compete.

Free forever · No credit card · Combined cost still under $50/mo