fota.systems

AWS IoT Device Management vs Mender

How AWS IoT Device Management and Mender differ on target hardware, rollback, deployment and cost.

AWS IoT Device ManagementMender
TypeCloud serviceLinux OTA
TargetsAny (device-agnostic)Embedded Linux
DeploymentSaaS (AWS)SaaS + self-hosted
RollbackJob abort criteria; rollback is your job document’s responsibilityA/B partitions with automatic rollback on failed boot
How it worksNot an OTA product but a set of pieces: Jobs delivers instructions to device groups, Fleet Indexing finds targets, Code Signing signs artifacts, and the device agent you write does the actual updating. Rollout controls and abort thresholds are good; the update logic is yours.Writes the new root filesystem to the inactive partition, reboots into it, and rolls back automatically if the device fails to check in. Delta updates and phased rollouts sit in the paid tiers; the update mechanism itself is open source and self-hostable.
Pricing*Pay per use, no minimumOSS free; hosted from $34/mo
Free tierYesYes
Open sourceDevice SDKs (Apache-2.0)Apache-2.0 (client + server)
Best forFleets already living inside AWSLinux fleets that must never brick

AWS IoT Device Management

  • Scales without a pricing conversation
  • Fits existing AWS identity, storage and logging
  • Strong staged rollout and abort controls
  • You build the device-side updater yourself
  • Costs are spread across several services and hard to predict

Mender

  • A/B rollback is the safest widely deployed model
  • Genuinely usable open-source edition, not a crippled demo
  • Self-host or hosted without changing the client
  • Dual partitions cost you flash — roughly double the rootfs
  • Not designed for constrained MCUs

Bottom line

Choose AWS IoT Device Management for fleets already living inside aws. Choose Mender for linux fleets that must never brick.

* Published list pricing (vendor pricing pages, August 2026).