# Memfault vs Zephyr RTOS

| Attribute | Memfault | Zephyr RTOS |
|---|---|---|
| **vioscaleAI score** | 51.6 (55% (medium)) | 48.6 (35% (low)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 16,789 |
| content.faq | `[{"answer":"Provides SDKs and services for observability, crash reporting, logging, and over-the-air updates across embedded systems, embedded Linux, and Android devices. It is indexed under Embedded IOT Dev.","source":"https://memfault.com","question":"What is Memfault?","confidence":0.6},{"answer":"Memfault offers a free tier, so you can start without paying. Paid plans start at $6695 per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://memfault.com/pricing/","question":"Is Memfault free?","confidence":0.6},{"answer":"Memfault supports Linux, Android and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://memfault.com","question":"What platforms does Memfault support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Memfault, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://memfault.com/pricing/","question":"Can Memfault be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for Memfault, including 1NCE, Jira, Golioth, Texas Instruments, Google and NXP. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://memfault.com/pricing/","question":"What does Memfault integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and GDPR for Memfault. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Memfault not holding them. Always confirm compliance directly before you rely on it.","source":"https://memfault.com/news/memfault-achieves-soc-2-type-ii-compliance/","question":"What security certifications does Memfault have?","confidence":0.7},{"answer":"Memfault is available worldwide. The vendor is headquartered in the United States.","source":"https://memfault.com/pricing/","question":"Where is Memfault available?","confidence":0.75}]` | `[{"answer":"Zephyr is a real-time operating system optimized for resource-constrained embedded devices, ranging from simple sensors to sophisticated IoT devices and gateways. It provides a small-footprint kernel supporting multiple processor architectures and is built with security and long-product-lifecycle support as core design principles. It is indexed under Embedded IOT Dev.","source":"https://zephyrproject.org","question":"What is Zephyr RTOS?","confidence":0.6},{"answer":"Zephyr RTOS is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://zephyrproject.org","question":"Is Zephyr RTOS free to use?","confidence":0.6},{"answer":"Yes. Zephyr RTOS can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://zephyrproject.org","question":"Can Zephyr RTOS be self-hosted?","confidence":0.6},{"answer":"Yes. Zephyr RTOS is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/zephyrproject-rtos/zephyr","question":"Is Zephyr RTOS open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | A cloud platform for monitoring deployed IoT and embedded device health with crash reporting, logging analytics, and over-the-air updates. It enables device manufacturers to ensure security compliance and troubleshoot fleet issues efficiently. | An RTOS that enables real-time task management on memory and power-limited embedded devices, supporting a wide range of processor architectures from simple sensors to network-connected applications. |
| features.capabilities | `{"open_source":true,"ota_updates":true,"target_class":"both","device_management_console":true}` | `{"open_source":true,"target_class":"both"}` |
| integrations.count | 6 | 1 |
| integrations.list | `[{"name":"1NCE"},{"name":"Jira"},{"name":"Golioth"},{"name":"Texas Instruments"},{"name":"Google"},{"name":"NXP"}]` | `[{"name":"PlatformIO"}]` |
| language.primary | - | C |
| license.spdx | - | Apache-2.0 |
| market.availability | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true,"linux":true,"android":true}` | - |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Developer","summary":"Free for up to 10 development devices, then pay-as-you-go","features":["1,000 reporting devices","2 monitored chips per device","2 product architectures","20 users","Standard user roles","Google SSO","10 metrics","20 custom metric charts","Staged rollouts","Delta updates","Log collection","OTA update management"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Free tier for teams building on Nordic low-power wireless solutions","contactSales":false,"includedLimits":{"development_devices":"10"}},{"free":false,"name":"Growth","summary":"$3,495/month. 30-day data retention with core features.","features":["1,000 reporting devices","2 monitored chips per device","2 product architectures","10 users","Standard user roles","Google SSO","10 metrics","20 custom metric charts","Staged rollouts","Delta updates","Log collection","OTA update management","Standard support","Jira integration"],"minSeats":10,"components":[{"kind":"fixed","amount":3495,"period":"month","currency":"USD"}],"description":"For teams growing their device fleet with basic observability features","contactSales":true,"includedLimits":{"chip_integrations":"2","reporting_devices":"1,000","data_retention_days":"30","device_architectures":"1"}},{"free":false,"name":"Scale","summary":"$6,695/month. Advanced features for multiple product lines.","features":["Everything in Growth","45 days data retention","2 chip integrations","2 device architectures","25 users","Advanced user roles","SAML SSO","20 metrics","Unlimited metric charts","50 device attributes","Accelerated update delivery","Priority support","Cloud service SLA"],"minSeats":25,"components":[{"kind":"fixed","amount":6695,"period":"month","currency":"USD"}],"description":"For teams operating multiple product lines at scale","contactSales":false,"includedLimits":{"chip_integrations":"2","reporting_devices":"1,000","data_retention_days":"45","device_architectures":"2"}},{"free":false,"name":"Enterprise","summary":"Custom pricing. Full platform access with dedicated support.","features":["Everything in Scale","60 days data retention","Uncapped chip integrations","Uncapped product architectures","50 users","Advanced permissions","50 metrics","Unlimited custom alerts","Unlimited cohorts","150 device attributes","Enterprise SLA","Dedicated Slack support"],"minSeats":50,"description":"For large organizations deploying across all product lines with custom requirements","contactSales":true,"includedLimits":{"data_retention_days":"60"}}],"summary":"From $3,495/month. Free developer tier for up to 10 development devices.","currency":"USD","freeTier":true,"sourceUrl":"https://memfault.com/pricing/","retrievedAt":"2026-08-20T12:18:03.942Z","startingPrice":{"amount":6695,"period":"month","currency":"USD"},"billingPeriods":["month"]}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://zephyrproject.org","retrievedAt":"2026-08-21T13:40:59.448Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | commercial |
| pricing.price_level | high | free |
| pricing.starting_price | `{"amount":6695,"currency":"USD"}` | - |
| pricing.transparent | yes | yes |
| release.cadence_days | - | 6 |
| release.history | - | `[{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.2","date":"2026-08-07T15:36:32Z","type":"stable","version":"v4.4.2"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v3.7.3-rc1","date":"2026-08-06T00:38:42Z","type":"prerelease","version":"v3.7.3-rc1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.2-rc1","date":"2026-07-29T20:54:38Z","type":"prerelease","version":"v4.4.2-rc1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.3.1","date":"2026-06-23T12:27:28Z","type":"stable","version":"v4.3.1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.3.1-rc1","date":"2026-06-13T07:08:30Z","type":"prerelease","version":"v4.3.1-rc1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.1","date":"2026-06-10T18:06:45Z","type":"stable","version":"v4.4.1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.1-rc1","date":"2026-06-03T21:23:41Z","type":"prerelease","version":"v4.4.1-rc1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.0","date":"2026-04-14T21:33:16Z","type":"stable","version":"v4.4.0"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.0-rc3","date":"2026-04-08T20:33:53Z","type":"prerelease","version":"v4.4.0-rc3"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.0-rc2","date":"2026-04-02T21:06:28Z","type":"prerelease","version":"v4.4.0-rc2"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v3.7.2","date":"2026-03-31T19:09:36Z","type":"stable","version":"v3.7.2"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.4.0-rc1","date":"2026-03-24T23:16:10Z","type":"prerelease","version":"v4.4.0-rc1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.2.2","date":"2026-03-23T16:05:02Z","type":"stable","version":"v4.2.2"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v3.7.2-rc2","date":"2026-03-14T12:19:10Z","type":"prerelease","version":"v3.7.2-rc2"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.3.0","date":"2025-11-13T19:56:12Z","type":"stable","version":"v4.3.0"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.3.0-rc3","date":"2025-11-08T14:43:55Z","type":"prerelease","version":"v4.3.0-rc3"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.3.0-rc2","date":"2025-11-01T14:49:19Z","type":"prerelease","version":"v4.3.0-rc2"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.3.0-rc1","date":"2025-10-25T14:38:11Z","type":"prerelease","version":"v4.3.0-rc1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.2.1","date":"2025-10-07T22:55:23Z","type":"stable","version":"v4.2.1"},{"url":"https://github.com/zephyrproject-rtos/zephyr/releases/tag/v4.2.0","date":"2025-07-19T01:11:16Z","type":"stable","version":"v4.2.0"}]` |
| security.gdpr | yes | - |
| security.scorecard | - | 7.1 |
| security.soc2 | yes | - |
| security.trust_center | https://memfault.com/blog/q3-launch-week-wrap-up-improving-security-compliance-logging-analytics-and-partnerships/ | - |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fzephyrproject-rtos%2FZephyr&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Embedded IOT Dev)

| Capability | Memfault | Zephyr RTOS |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Target class | Both | Both |
| Rtos type | - | - |
| Low power support | - | - |
| Tls dtls stack | - | - |
| Ota updates | ✓ | - |
| Device management console | ✓ | - |
| Device provisioning | - | - |
| Open source | ✓ | ✓ |
| PSA certified | - | - |
| Rust support | - | - |

*Source: vioscaleAI. Generated 2026-10-16T21:29:06.187Z. "-" = undocumented, not absent.*