Free and open first

Best Log Monitoring Tools in 2026

28 apps
Research read 28 Sept 2026
How the order is worked out

1

ClickStack

Free plan Open source APILinuxSelf-hosted+1

Choose ClickStack if you want an open-source observability stack that unifies telemetry and supports multiple deployment models. Its managed service adds operational support through ClickHouse Cloud.

9.2 Free plan · 30-day trial Visit site
2

Grafana Loki

Free plan Open source APILinuxSelf-hosted+2

Loki offers several ingestion and installation paths, plus querying and alerting for aggregated logs. Plan for an authenticating reverse proxy and take care with label cardinality.

9.0 Free plan Visit site
3

Logflare

Free plan Open source AndroidAPIExtension+3

Logflare covers event collection, SQL querying, dashboards, alerting, and live log viewing. Review its free ingestion limit, plan retention, and self-hosted team-feature limitation against your needs.

8.9 Free plan · paid from $10 · 14-day trial Visit site
4

Alibaba Cloud Simple Log Service

Free plan APILinuxMac+2

Simple Log Service covers collection through analysis, visualization, alerting, and downstream delivery in one cloud platform.

7.7 Visit site
5

Azure Monitor

Free plan APILinuxMac+2

7.6 Free plan · 30-day trial Visit site
6

Better Stack

Free plan AndroidAPIiPhone+1

Better Stack combines incident response and monitoring with telemetry, error tracking, and status pages.

7.6 Free plan · paid from $29/mo (annual) Visit site
7

Elastic Observability
by Elastic Observability
Free plan APILinuxMac+3

Elastic Observability combines telemetry analysis, monitoring, and deployment options, with usage-based Serverless rates listed by data type.

7.5 Pricing on request · 14-day trial Visit site
8

Google Cloud Logging

Free plan APIiPhoneLinux+2

Google Cloud Logging combines log ingestion, exploration, analytics, routing, and archiving in a cloud service.

7.5 Free plan · paid from $0.50 Visit site
9

Grafana Cloud Application Observability

Free plan AndroidAPIExtension+5

Grafana Cloud Application Observability brings several telemetry types and service-level views together for application investigation.

7.5 Free plan · paid from $0.03 Visit site
10

Amazon CloudWatch Logs

Free plan APIWeb

CloudWatch Logs combines collection, querying, live viewing, and cross-account analysis, with a stated free tier. Costs depend on usage and region, so account for ingestion and any paid Live Tail use.

7.4 From $0.50 Visit site
11

OpenSearch
by OpenSearch
Free plan APILinuxMac+3

OpenSearch provides a free search and analytics suite with ingestion, visualization, and machine-learning capabilities.

7.2 Open source Visit site
12

Oracle Log Analytics

Free plan APILinuxWeb+1

Oracle Log Analytics brings log collection, analysis, monitoring, and storage into a cloud service with a free initial storage allowance.

7.2 Free plan Visit site
13

Parseable

Free plan APILinuxSelf-hosted+2

Choose Parseable if you want logs, metrics, and traces with SQL and natural-language querying, plus self-hosted and cloud deployment options.

7.1 Free plan · paid from $0.39 · 14-day trial Visit site
14

Seq

Free plan APILinuxMac+3

Seq provides searchable telemetry storage, alerting, integrations, and deployment flexibility while keeping data on your infrastructure.

7.1 Free plan · paid from $1,090/yr · 30-day trial Visit site
15

SolarWinds Loggly

Free plan APILinuxMac+2

Teams looking for cloud log collection and analysis across varied systems should consider Loggly, especially if they want to start with a no-card trial or the free Lite package.

7.0 Free plan · paid from $79/mo (annual) · 30-day trial Visit site
16

Sumo Logic
by Sumo Logic
Free plan APILinuxMac+2

6.9 Free plan · pricing on request · 30-day trial Visit site
17

OpenObserve

Free plan Web

OpenObserve brings pipeline processing, parsing, live viewing and archive export together for log work.

6.8 Free plan · pricing on request Visit site
18

SolarWinds Papertrail
by SolarWinds Papertrail
Free plan APIWeb

Papertrail combines centralized cloud log collection with live search, alerting, permissions, and archive handling.

6.7 From $5/mo · 30-day trial Visit site
19

Mezmo
by Mezmo
Free trial APILinuxMac+2

Mezmo brings log handling and telemetry workflows together with an SRE agent for investigation and triage. Buyers should weigh its custom pricing and retention options against their operational needs.

6.2 Pricing on request · 30-day trial Visit site
20

Splunk Infrastructure Monitoring

Free plan LinuxWebWindows

6.2 Free plan · paid from $15/mo (annual) Visit site
21

Logz.io Log Management
by Logz.io Log Management
Free trial APIWeb

Logz.io Log Management combines managed log operations with search, AI-assisted investigation, optimization tools, and extensive integrations.

5.9 14-day trial Visit site
22

SolarWinds Observability

Free trial APILinuxSelf-hosted+2

SolarWinds Observability covers multiple monitoring domains in one service, with deployment choices and integrations for common application and database technologies.

5.9 From $8/mo (annual) · 30-day trial Visit site
23

Graylog Enterprise

Paid APILinuxSelf-hosted+1

Graylog Enterprise combines real-time log analysis, tiered storage, deployment flexibility, and enterprise access controls.

5.8 From $18,000/yr Visit site
24

Splunk Enterprise

Free trial Self-hosted

5.4 Free plan · pricing on request · 60-day trial Visit site
25

Sematext Logs

Paid Web

Sematext Logs provides core collection, processing, viewing and export functions with a stated retention period. Confirm ingestion requirements and Basic-plan pricing before committing.

5.1 From $5/mo · 14-day trial Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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