Analytics · 2026 Comparison

FullStory vs Cometly: Which Is Better in 2026?

FullStory and Cometly are both analytics tools, but they're built around different workflows. FullStory focuses on teams needing detailed user behavior insights, and is used primarily by ux researcher. Cometly is designed for teams running paid campaigns needing accurate attribution, catering to performance marketing manager. This comparison covers pricing, features, use cases, and which tool is the right pick depending on your situation.

Updated 2026-04-17

TL;DR — Our Verdict

#1

FullStory wins this comparison

If cost is a factor, FullStory is the clear starting point — it's free while Cometly starts at Custom pricing based on ad spend. That said, Cometly makes sense if you need teams running paid campaigns needing accurate attribution at a professional level and the pricing fits your budget.

Our Pick
FullStory logo

FullStory

Digital experience analytics platform

freemium
Cometly logo

Cometly

AI-powered marketing attribution

paid

Side-by-Side Comparison

Feature
FullStory logo
FullStory
Cometly logo
Cometly
CategoryAnalyticsAnalytics
Who should use this?Teams needing detailed user behavior insightsTeams running paid campaigns needing accurate attribution
Use CaseDigital experience analytics platformAI-powered marketing attribution
Pricingfreemiumpaid
Free EntryWinnerYesNo
Company Size500-100010-50
Best ForTeams needing detailed user behavior insightsTeams running paid campaigns needing accurate attribution
Ideal UserUX ResearcherPerformance Marketing Manager

How They Score

Relative scores based on available data — not editorial opinion.

DimensionFullStoryCometly
Features
5/5
5/5
Pricing AccessWinner
5/5
2/5
Integrations
4/5
Winner
5/5
Ease of Use
4/5
4/5
Output Quality
5/5
5/5
Value for Money
4/5
4/5
Community & Support
4/5
4/5
Documentation
4/5
4/5
Overall Rating
4/5
4/5

Feature-by-Feature Breakdown

Deep dive into how FullStory and Cometly compare on specific capabilities.

💰

Pricing & Value

FullStory wins

FullStory: Free tier available, Business pricing on request — includes a free tier for testing.

Cometly: Custom pricing based on ad spend

Value scores: FullStory 4.2/5 vs Cometly 4.1/5 FullStory offers better value per dollar.

🎯

Ease of Use

Tie

FullStory: Scores 4.3/5 for ease of use — beginner-friendly.

Cometly: Scores 4.2/5 for ease of use — beginner-friendly.

Heads up with FullStory: Session recordings can be overwhelming

Heads up with Cometly: Requires integration with ad platforms

🔌

Integrations & Ecosystem

Tie

FullStory: 3 integrations + API access

Cometly: 4 integrations + API access

Only FullStory: Jira, Slack, Zendesk

Only Cometly: Meta Ads, Google Ads, TikTok Ads

Output Quality

Tie

FullStory: Output quality rated 4.5/5 — excellent for professional work.

Cometly: Output quality rated 4.5/5 — excellent for professional work.

FullStory strengths: Session replay; Error tracking; User analytics

Cometly strengths: Server-side tracking; AI Ads Manager; Accurate attribution

⚙️

Workflow Fit

FullStory workflow: Install snippet → Record sessions → Search → Analyze → Fix issues

Cometly workflow: Connect ad accounts → Set up tracking → AI analyzes → Get recommendations → Optimize

Ecosystem note: Good integrations with support and dev tools

FullStory vs Cometly: Deep Dive

FullStory logo

FullStory

Digital experience analytics platform

FullStory provides session replay, user analytics, and error tracking to help teams understand user behavior and improve experiences.

Strengths

  • Session replay
  • Error tracking
  • User analytics
  • Search

Weaknesses

  • Expensive at scale
  • Privacy concerns
  • Data retention limits

Integrations

JiraSlackZendesk

Company Size

500-1000

Best For

Teams needing detailed user behavior insights

Ideal User

UX Researcher

Pricing Summary

Free tier available, Business pricing on request

Pricing

freemium

Visit FullStory
Cometly logo

Cometly

AI-powered marketing attribution

Cometly provides accurate multi-touch attribution with AI optimization recommendations. Its server-side tracking captures data missed by client-side tools.

Strengths

  • Server-side tracking
  • AI Ads Manager
  • Accurate attribution
  • Conversion sync

Weaknesses

  • Custom pricing
  • Newer tool
  • Limited standalone features

Integrations

Meta AdsGoogle AdsTikTok AdsShopify

Company Size

10-50

Best For

Teams running paid campaigns needing accurate attribution

Ideal User

Performance Marketing Manager

Pricing Summary

Custom pricing based on ad spend

Pricing

paid

Visit Cometly

Which Wins by Use Case?

Winner per scenario, based on available field data.

Best for Budget

FullStory

FullStory offers a free entry point — the safer starting choice for cost-sensitive users.

Recommendations by User Type

Solo Founder (Budget-Conscious)

FullStory winsFullStory's free tier lets you validate the fit before spending money. Start there, upgrade to Cometly only if you hit limits.

Key factor: Free tier availability

Fu

Beginner (New to This Category)

Either winsBoth are beginner-friendly. Choose based on which interface feels more intuitive to you.

Key factor: Ease of use score

Professional (Quality-Critical Work)

Depends on specific needs winsQuality is comparable. Consider other factors like workflow fit and integrations.

Key factor: Output quality score

Self-Starter (Learns from Docs)

Either winsBoth have adequate documentation. You'll be able to self-serve most questions.

Key factor: Documentation quality

Enterprise Team (Needs Support)

Either winsSupport quality is comparable. Both should meet enterprise needs with proper onboarding.

Key factor: Community & support score

Which Should You Choose?

Choose FullStory if…

  • You are a Teams needing detailed user behavior insights
  • Your primary need is teams needing detailed user behavior insights
  • You want to evaluate before committing to a paid plan
  • You need: session replay

Choose Cometly if…

  • You are a Teams running paid campaigns needing accurate attribution
  • Your primary need is teams running paid campaigns needing accurate attribution
  • You need: server-side tracking

Neither may be ideal if…

  • You need something easy to learn — both have steep learning curves
  • You learn best from documentation — neither has strong docs

Integration Comparison

No overlap found — each tool connects to a different set of integrations.

Only FullStory (3)

JiraSlackZendesk

Only Cometly (4)

Meta AdsGoogle AdsTikTok AdsShopify

Pricing Comparison

FullStory

freemium

FullStory is free to use.

Visit FullStory

Cometly

paid

Cometly starts at Custom pricing based on ad spend.

Visit Cometly

Strengths Comparison

FullStoryCometly
Session replayServer-side tracking
Error trackingAI Ads Manager
User analyticsAccurate attribution
SearchConversion sync

Other Analytics Tools to Consider

Neither tool the right fit? Here are other options in the Analytics space.

More Analytics Comparisons

Explore other head-to-head comparisons in the Analytics space.

Verdict: Which Should You Choose?

If cost is a factor, FullStory is the clear starting point — it's free while Cometly starts at Custom pricing based on ad spend. That said, Cometly makes sense if you need teams running paid campaigns needing accurate attribution at a professional level and the pricing fits your budget.

FullStory vs Cometly: FAQ

Is FullStory better than Cometly?

If cost is a factor, FullStory is the clear starting point — it's free while Cometly starts at Custom pricing based on ad spend. That said, Cometly makes sense if you need teams running paid campaigns needing accurate attribution at a professional level and the pricing fits your budget.

Which is cheaper, FullStory or Cometly?

FullStory is free to use. Cometly starts at Custom pricing based on ad spend.

What is FullStory best used for?

FullStory is built for Digital experience analytics platform, primarily used by UX Researcher.

What is Cometly best used for?

Cometly is built for AI-powered marketing attribution, primarily used by Performance Marketing Manager.

Which is better for teams, FullStory or Cometly?

FullStory is suited for Teams needing detailed user behavior insights. Cometly is suited for Teams running paid campaigns needing accurate attribution.