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Pendo vs D3: Which is Better in 2026?

A side-by-side comparison of Pendo (Freemium) and D3 (Free) — pricing, features, platforms, and user ratings.

TL;DR

Both Pendo and D3 are worth evaluating — neither has enough user reviews yet to declare a clear winner. Compare features and pricing below to find the best fit for your needs.

How Pendo compares

 
Pendo logo
PendoThis
Starting priceFreeFree
Pricing modelFreemiumFree
PlatformsWebWeb
Top features
  • Product Analytics
  • In-app Guides
  • Session Replay
  • Selections and transitions
  • Scales and axes
  • Shape generators
Rating

Choose Pendo if…

  • its feature set better matches your workflow
View Pendo

Choose D3 if…

  • you need a completely free solution
View D3

Frequently Asked Questions

What is the difference between Pendo and D3?

Pendo and D3 are both tools in the same category. Pendo is freemium — Understand user behavior, drive adoption, predict churn, and measure AI agent impact — all from one platform built for product teams and IT. D3 is free — Create custom, dynamic data visualizations with full control over the DOM — free, open source, and maintained by Observable.. The main differences are in pricing, platform support, and feature focus.

Which is better: Pendo or D3?

Both Pendo and D3 are worth evaluating — neither has enough user reviews yet to declare a clear winner. Compare features and pricing below to find the best fit for your needs.

Is Pendo free?

Pendo offers a free tier with limited features. A paid plan is required for full access.

Is D3 free?

Yes, D3 is free.

What are the best alternatives to both Pendo and D3?

If neither Pendo nor D3 meets your needs, you can browse alternatives on each product's alternatives page. MazikBox ranks alternatives by shared categories, platforms, pricing, and user ratings.