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AppDynamics vs Grafana Loki

AppDynamics logo

AppDynamics

Logging

Enterprise Application Performance Management

From
$6/month
Rated
-
Full reviewWebsite
Grafana Loki logo

Grafana Loki

Logging

Log Aggregation for Grafana Stack

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Grafana Loki has a free tier, so it costs nothing to try first.
  • Each has a real cost: AppDynamics appdynamics.com/pricing returns a 301 redirect to Splunk's observability pricing page; the product is now sold as Splunk AppDynamics; Grafana Loki grafana Cloud Logs Pro plan includes only 30-day retention; retention beyond 30 days requires Enterprise plan with minimum $25,000 annual commitment
  • They diverge on capability: AppDynamics covers Application performance monitoring, Grafana Loki covers Log aggregation.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which AppDynamics and Grafana Loki actually diverge.

Attributes where AppDynamics and Grafana Loki differ
AttributeAppDynamicsGrafana Loki
Starting price$6/monthFree
Pricing modelsubscriptionfreemium
Free tierNoYes
PlatformsWeb, ApiSelf-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support)
Founded20082014

Identical on both: user rating (Not yet rated), category (Logging).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in AppDynamics

  • Application performance monitoring
  • Distributed tracing
  • Real-time analytics
  • Alert management

Only in Grafana Loki

  • Log aggregation
  • Label-based indexing
  • LogQL language
  • Cost-effective

Both cover

  • API
  • Webhooks
  • REST
  • Web support
  • Api support

What people use each for

The jobs each tool is most often brought in to do.

AppDynamics

  • Application performance monitoring for Java, .NET and other enterprise application stacksnot Grafana Loki
  • Business transaction tracing across distributed application tiersnot Grafana Loki
  • Infrastructure monitoring priced per vCPUnot Grafana Loki

Grafana Loki

  • Cost-sensitive organisations deploying Kubernetes and Prometheus ecosystemsnot AppDynamics
  • Teams needing index-free log aggregation for high-volume environmentsnot AppDynamics

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

AppDynamics

  • appdynamics.com/pricing returns a 301 redirect to Splunk's observability pricing page; the product is now sold as Splunk AppDynamics
  • Infrastructure Edition starts at $6 per vCPU per month billed annually, so cost scales with core count rather than host count
  • Premium Edition starts at $33 per host per month and Enterprise Edition at $50 per host per month, both billed annually
  • The published figures are starting prices only, with volume pricing requiring a sales quote

Grafana Loki

  • Grafana Cloud Logs Pro plan includes only 30-day retention; retention beyond 30 days requires Enterprise plan with minimum $25,000 annual commitment
  • Open-source version requires self-hosting all infrastructure including storage and scaling

Pricing, plan by plan

AppDynamics

$6/month
  • Infrastructure Edition$6/month
    • Infrastructure monitoring
  • Premium Edition$33/month
    • Infrastructure monitoring
    • Applications
    • APM
  • Enterprise Edition$50/month
    • Premium Edition features
    • Business Analytics

Grafana Loki

Free

No published plan breakdown. See the Grafana Loki review.

Which should you pick?

Choose AppDynamics if

  • You need application performance monitoring.
  • You work on Web, Api.
  • You also want distributed tracing.
AppDynamics review

Choose Grafana Loki if

  • You need log aggregation.
  • You want to start without paying.
  • You work on Self-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support).
  • You also want label-based indexing.
Grafana Loki review

Questions people ask

Is AppDynamics or Grafana Loki better?
Neither clearly leads. AppDynamics starts at $6/month and Grafana Loki at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AppDynamics or Grafana Loki?
Grafana Loki has a free tier; the other does not. Paid plans start at $6/month for AppDynamics and Free for Grafana Loki.
Does AppDynamics or Grafana Loki run on more platforms?
AppDynamics runs on Web, Api. Grafana Loki runs on Self-hosted (open source), Managed (Grafana Cloud Logs), Enterprise (self-managed with support).
Can I use Grafana Loki for free?
Yes. Grafana Loki has a free tier, so you can try it without paying. AppDynamics starts at $6/month.
What is AppDynamics best used for?
AppDynamics is most often used for application performance monitoring for java, .net and other enterprise application stacks, business transaction tracing across distributed application tiers, infrastructure monitoring priced per vcpu. Of those, application performance monitoring for java, .net and other enterprise application stacks and business transaction tracing across distributed application tiers are not what Grafana Loki is typically brought in for.
What can AppDynamics do that Grafana Loki cannot?
AppDynamics covers Application performance monitoring, Distributed tracing, Real-time analytics, Alert management. Grafana Loki covers Log aggregation, Label-based indexing, LogQL language, Cost-effective. Both handle API, Webhooks, REST, Web support.

Answered from the vendors’ own pages

AppDynamics: How is AppDynamics priced?

AppDynamics uses a subscription model based on vCPU usage, billed annually. Infrastructure Edition starts at $6 per vCPU/month, Premium Edition at $33 per vCPU/month, and Enterprise Edition at $50 per vCPU/month. Additional capabilities like Secure Application, Real User Monitoring, and Synthetics have separate per-unit pricing.

Source
Grafana Loki: Is there a free tier for Grafana Cloud?

Yes, Grafana Cloud has a Free Forever plan at no cost with no registration required. The free tier is suitable for personal projects and early-stage startups.

Source
AppDynamics: What add-on costs does AppDynamics charge?

Secure Application costs $13.75 per CPU core per month (billed annually). Real User Monitoring is $0.06 per 1000 tokens per month. Browser Synthetics costs $12 per test location per month. SAP Solutions monitoring is $95 per CPU core per month.

Source
Grafana Loki: How long is data retained in Grafana's free plan?

The free tier retains metrics, logs, traces, and profiles for 14 days.

Source
Grafana Loki: What is the minimum cost for Grafana Enterprise?

Grafana Enterprise has a minimum annual commitment of 25,000 dollars.

Source
Grafana Loki: Do I need a credit card to use Grafana's free tier?

No, Grafana Cloud's Free Forever plan requires no credit card to get started.

Source
Grafana Loki: How is Grafana Cloud billed?

Grafana Cloud Pro starts at 19 dollars per month with usage-based charges on top. Billing is monthly based on your consumption. Grafana offers automatic volume discounts based on your spending.

Source
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