Compare Rollbar and memfault.com free tiers side by side. Pricing, limits, change history, and risk assessment for developers.

Rollbar vs memfault.com

Side-by-side free tier comparison. Catalogue dates here run to 2026-09-07.

13 other error tracking options →

Verdict

Rollbar offers a free tier ("Free"). We are not publishing a free-tier verdict for memfault.com. The page we cite for memfault.com states no amount, tier or rate we can read when we last looked, on 2026-09-02. We are not comparing the two pricing histories.

A verdict here is not a fixed property of the vendor. A one-off pricing event demotes a vendor while its recorded date falls in the last 180 days and then lapses on its own, with nothing about the vendor having changed; a standing condition — a free tier withdrawn, a product retired — does not lapse with time. A badge carrying a date states the record it rests on; a badge with no date rests on no record in force.

Rollbar

Riskstable
CategoryError Tracking
TierFree
Verified2026-09-07
Last read2026-09-09
Changes0 recorded
Error tracking with 5,000 occurrences/month, 30-day data retention, 1,000 session replays. Processing stops at limit (no surprise charges)

memfault.com

Risk
CategoryError Tracking
TierFree
Verified2026-08-07
Last read2026-09-02
Changes0 recorded
Cloud device observability and debugging platform. 100 devices free for [Nordic](https://app.memfault.com/register-nordic), [NXP](https://app.memfault.com/register-nxp), and [Laird](https://app.memfault.com/register-laird) devices.The page we cite for this offer states no amount, tier or rate we can read when we last looked, on 2026-09-02, so we cannot confirm these terms today.

Pricing Change History

Rollbar

No recorded pricing changes for Rollbar.

memfault.com

No recorded pricing changes for memfault.com.

Watch Both Vendors for Pricing Changes

We do not push notifications. Every change we record is readable the moment it lands, and the JSON answer carries an ETag — send it back as If-None-Match and an unchanged answer costs one 304.

curl https://agentdeals.dev/api/changes?vendor=Rollbar curl https://agentdeals.dev/pricing-changes/feed.xml?vendor=Rollbar curl https://agentdeals.dev/api/changes?vendor=memfault.com curl https://agentdeals.dev/pricing-changes/feed.xml?vendor=memfault.com

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