Your recommended stack

2 areas to cover, based on what you told us

“Users drop off and we don't know why”

1. Session Replay & Product Analytics

Because you said: “Users drop off and we don't know why”

Free, unlimited session replay and heatmaps. Genuinely free, at any traffic volume.

Why this fits you

No cost and no sampling at any volume
Rage-click and dead-click detection surfaces real usability problems immediately.

Main limitation

Data goes to Microsoft, which is a real consideration for GDPR-sensitive deployments.
Filtering and segmentation are shallower than paid tools.

Hotjarfrom $32Free tier

Heatmaps, recordings and on-site surveys aimed at product and marketing teams.

Why this fits you

Non-technical teams adopt it without training, which is why it spreads inside organisations.
Surveys and recordings together let you ask a user about the behaviour you just watched.

Main limitation

Behavioural product analytics with strong cohort and retention analysis.

Why this fits you

Main limitation

Because you said: “Users drop off and we don't know why”

UserTestingBest fitTalk to salesQuote only

The largest participant network for moderated and unmoderated usability studies.

Why this fits you

Main limitation

Expensive with a high minimum commitment; unaffordable for small teams.
Panel participants are experienced testers, which can skew behaviour towards articulate narration.

Mazefrom $99Free tier

Rapid unmoderated testing on live products and Figma prototypes, with quantitative output.

Why this fits you

Main limitation

Unmoderated only — you cannot ask a follow-up question.
Prototype testing measures a happy path, not the messy reality of a live product.