June costs $35/mo.
These cost $0.
5 free alternatives to June, checked for license, recent activity and real adoption. Each one tells you the catch, so you can switch with your eyes open.
The top-rated free, open-source replacement for June is PostHog (MIT Open Source). Across this category, 5 self-hostable tools are available (including PostHog and OpenReplay). Switching a 5-person team saves up to $2,100/year compared to June's $35/mo subscription.
The catch: Its kitchen-sink product is heavier, while Amplitude's core product-analytics workflows and governance are more refined.
June vs Free Alternatives
Quick side-by-side comparison · $0/mo vs $35/mo
| Alternative | Type | License | Where It Runs | Stars | Head-to-Head |
|---|---|---|---|---|---|
| PostHog | open source | MIT | Self-host | ★ 40.7k | June vs PostHog → |
| OpenReplay | open source | AGPL-3.0 | Self-host | ★ 13.1k | June vs OpenReplay → |
| Countly | open source | Open Source | Self-host | ★ 5.9k | June vs Countly → |
| Aptabase | open source | Open Source | Self-host | ★ 1.9k | June vs Aptabase → |
| Trench | open source | Open Source | Self-host | ★ 1.7k | June vs Trench → |
The picks
5 open source · ranked by fit
- 01
PostHog
open sourceMITSelf-host40.7knov 2026All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.
The catch vs JuneIts kitchen-sink product is heavier, while Amplitude's core product-analytics workflows and governance are more refined.
Install, platforms & data +
- platforms
- mobilewebthey host it
- install
- Create a PostHog Cloud project or use the hobby self-host script on a Linux server
- setup
- None for hosted signup; self-hosting is an unsupported, resource-heavy multi-service stack requiring serious operations work
- your data
- The self-hosted stack splits analytics, transactions, queues and recordings across ClickHouse, PostgreSQL, Kafka, Redis and object storage; cloud data lives in PostHog's managed regions
- checked
- 2026-11-07
- 02
OpenReplay
open sourceAGPL-3.0Self-host13.1knov 2026Open-source session replay and product analytics platform you can self-host for complete control over data security, privacy, and compliance.
The catch vs JuneIt is developer-debugging-first, harder to operate and weaker for turnkey form analytics, feedback and UX-research workflows.
Install, platforms & data +
- platforms
- mobilewebself-hostedself-host, real ops
- install
- Create a hosted account or deploy to a public Ubuntu 24.04 server with the CLI or Helm; Docker Compose is experimental
- setup
- Free self-hosting needs a public x86 Ubuntu server, domain and TLS, with at least about 2 vCPU, 8 GB RAM and 50 GB storage
- engines
- The cloud product has AI summaries and natural-language querying, but its documentation does not identify the base model and the self-hosted edition does not include the cloud AI suite
- your data
- Replay and telemetry data live in the deployment's databases and object storage, or in OpenReplay's managed cloud when using the hosted service
- checked
- 2026-11-07
- 03
Countly
open sourceOpen SourceSelf-host5.9knov 2026All-in-one analytics platform for mobile, web, and desktop apps. Track user behavior, monitor performance, and optimize your product.
The catch vs JuneRequires self-hosting setup, updates, and server maintenance compared to managed Google Analytics.
Install, platforms & data +
- platforms
- webself-hosteddocker to self-host
- install
- Clone https://github.com/countly/countly-server or deploy with Docker Compose
- setup
- Deploy via Docker or binary release from GitHub and configure environment variables.
- your data
- All application data and configuration live on your own server or local database.
- checked
- 2026-11-07
- 04
Aptabase
open sourceOpen SourceSelf-host1.9knov 2026Open-source, self-hostable analytics platform for mobile and desktop apps, prioritizing user privacy and data control.
The catch vs JuneRequires self-hosting setup, updates, and server maintenance compared to managed June.
Install, platforms & data +
- platforms
- webself-hosteddocker to self-host
- install
- Clone https://github.com/aptabase/aptabase or deploy with Docker Compose
- setup
- Deploy via Docker or binary release from GitHub and configure environment variables.
- your data
- All application data and configuration live on your own server or local database.
- checked
- 2026-11-07
- 05
Trench
open sourceOpen SourceSelf-host1.7knov 2026Open source analytics platform built on ClickHouse and Kafka, offering high-speed event tracking and real-time querying capabilities.
The catch vs JuneRequires self-hosting setup, updates, and server maintenance compared to managed June.
Install, platforms & data +
- platforms
- webself-hosteddocker to self-host
- install
- Clone https://github.com/FrigadeHQ/trench or deploy with Docker Compose
- setup
- Deploy via Docker or binary release from GitHub and configure environment variables.
- your data
- All application data and configuration live on your own server or local database.
- checked
- 2026-11-07
June Head-to-Head Comparisons (2027)
Side-by-side trade-off breakdowns · 5 free alternatives
Frequently Asked Questions
Direct answers · June open-source replacements
What is the best free alternative to June?+
The top free alternative to June is PostHog (open source, MIT). All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product. Other popular June replacements include OpenReplay, Countly, Aptabase.
Can I self-host a free replacement for June?+
Yes. Of the 5 free alternatives to June, 5 can be self-hosted on your own server or local machine: PostHog (MIT), OpenReplay (AGPL-3.0), Countly (Open Source), Aptabase (Open Source), Trench (Open Source).
How much does switching from June to a free alternative save?+
June starts at $35/month per seat ($420/year). Switching a 5-person team to a free alternative like PostHog saves $2,100 per year in software subscription fees.
Should I vibe-code or build my own June clone from scratch?+
Our build verdict for June is NO (use a free alternative, save the tokens). Instead of paying recurring SaaS fees for June or rebuilding it from scratch, deploy one of the 5 battle-tested open-source alternatives like PostHog.
What is the catch when switching from June to PostHog?+
Its kitchen-sink product is heavier, while Amplitude's core product-analytics workflows and governance are more refined.
