AppSignal vs Datadog
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both AppSignal and Datadog are credible error tracking tools, and the right pick comes down to your priorities.
AppSignal - Error tracking and performance monitoring in one
Choose Datadog if you'd rather have a free plan to start on and a longer free trial (14 days). Cloud monitoring and observability.
AppSignal vs Datadog: side by side
| Dimension | AppSignal | Datadog |
|---|---|---|
| Starting price | Free | Free - $15/mo |
| Free plan | No | YesWinner |
| Free trial | - | 14 daysWinner |
| Pricing model | Subscription | Subscription |
| Best for | Developers, Small Teams | Enterprise, DevOps Teams |
| Platforms | Web, API | Web, API |
| Rating | 4.6/5 | 4.5/5 |
AppSignal key facts
- Vendor
- AppSignal
- Pricing
- Subscription - Free
- Free tier
- No
- Platforms
- Web, API
- Best for
- Developers, Small Teams
- Editor rating
- 4.6 / 5
- Founded
- 2013
- Headquarters
- Amsterdam, Netherlands
Datadog key facts
- Vendor
- Datadog
- Pricing
- Subscription - Free - $15/mo
- Free tier
- Yes
- Platforms
- Web, API
- Best for
- Enterprise, DevOps Teams
- Editor rating
- 4.5 / 5
- Founded
- 2010
- Headquarters
- New York, NY, USA
Frequently asked questions
Is AppSignal better than Datadog?
Neither is universally better - AppSignal edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is AppSignal or Datadog cheaper?
AppSignal is the more affordable of the two to get started, at free. AppSignal starts at free; Datadog starts at free - $15/mo.
Can AppSignal replace Datadog?
Yes for most teams - both are error tracking tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.
Side-by-side software breakdowns and pricing changes - in your inbox monthly.