Tool profile
Ancestris: cost, fit and limits
Ancestris is free genealogy software maintained by Association Ancestris that stores trees in GEDCOM files and runs on Windows, macOS and Linux through Java, with more than 30 tools for editing, charts, maps and duplicate detection.
What to know first
Ancestris costs nothing: the homepage calls it unlimited family tree freeware, and no paid tier appears on the pages opened. Two versions are offered, version 13 as the stable release since December 2025 and version 14 updated daily. Java must be installed first. The pages name no AI feature, and no paid support plan is published. Installation guides are on the documentation site.
Ancestris at a glance
| Maker | Association Ancestris, Not stated on the vendor pages |
|---|---|
| Free plan | Yes |
| Entry price | Free |
| API access | No |
| Category | Best AI Genealogy Software in 2026, rank 6 of 10 |
| Website | ancestris.org |
Who Ancestris is best for
Linux and mixed-system users
Few tree programs state support for Windows, macOS and Linux, and Ancestris publishes step-by-step install guides for each. That is rare among tree programs.
Researchers who prefer GEDCOM as the native format
Data is stored in GEDCOM files, so there is no conversion step when moving the tree elsewhere. GEDCOM also keeps the file readable by other tools.
Volunteers who want to test early builds
Version 14 is updated daily, which suits users willing to trade stability for newer functions. Treat it as a test copy, not your only copy.
Ancestris plans and pricing
| Plan | Price | What it includes |
|---|---|---|
| Freeware version 13 | Free | Stable release since December 2025, for Windows, macOS and Linux The release line recommended for everyday work. |
| Freeware version 14 | Free | Updated daily; the same platforms, intended for users who accept frequent changes Meant for users who accept changes between runs. |
| Documentation and forum | Free | User guide at docs.ancestris.org with install guides and a community forum; no paid support plan is published |
Checked November 2026.
What Ancestris does
- GEDCOM storage
- Trees are stored as GEDCOM files, which are readable by most genealogy programs. GEDCOM is readable by most genealogy programs, so the tree is easy to take elsewhere and a copy can be opened without Ancestris itself.
- More than 30 tools
- The homepage lists editors, a dynamic tree, a geographic view, reports and duplicate detection among the tools. Editors, a dynamic tree, geographic view, reports and duplicate detection are among them, which gives the program a wide base without paid add-ons.
- Stable and daily versions
- Version 13 is the stable line, and version 14 follows daily changes for testers. Pick version 13 for everyday research or version 14 to see new functions earlier, accepting the risk that daily changes can introduce problems.
- Three desktop systems
- Install guides cover Windows, macOS and Linux, one by one. Each system has its own step-by-step guide in the documentation, which lowers the barrier for first-time installers who are not technical.
- Documentation site
- A user guide and forum at docs.ancestris.org explain installation and use. Besides the guides there is a community forum, which is the main place to ask for help since no paid support plan is published.
How Ancestris handles your data
The install guide on docs.ancestris.org is the page read for data questions. The homepage says data is kept in GEDCOM files on the user's machine, so hosting region does not apply to the desktop program. The pages do not state whether any usage data is collected, whether customer data trains models, or how forum data is retained, and retention was not checked for this page. No security certification is stated, and the association structure is described by the name Association Ancestris only.
Where Ancestris falls short in practice
- Java required. The user guide names Java as a prerequisite, so a new user must install and maintain it before the program starts. Without it the program will not start, and keeping Java current adds a small maintenance task.
- No published support plan. The pages show a forum and documentation but no paid tier or support contract for businesses or institutions. Organizations that need a contract, a service level or training will find none on the pages opened.
- No AI. Neither the homepage nor the documentation mention AI features, so any assisted reading must come from other tools. Assisted reading, translation or editing would have to come from another tool.
Works with
Alternatives to Ancestris
Ancestris: common questions
Is Ancestris really free?
The homepage describes it as unlimited family tree freeware, and no paid plan appears on the pages we opened. No time limit is mentioned. The documentation and forum are the support route, since no paid support plan is published. Support comes from the forum.
Which operating systems does Ancestris support?
The vendor documents installs for Windows, macOS and Linux and gives step-by-step guides for each. Java is a stated prerequisite in the user guide, so check that a compatible Java runtime is available on the machine before installing. Java must be installed first.
What is the difference between Ancestris 13 and 14?
The homepage lists version 13 as the stable release since December 2025 and version 14 as updated daily. A cautious user takes 13 for everyday research, while 14 suits someone who wants new features and can tolerate changes. Both programs read the same GEDCOM file format.
Does Ancestris have AI features?
No AI feature is named on the homepage or in the documentation we opened. The tools listed are editors, a dynamic tree, a geographic view, reports and duplicate detection. Compare Heredis or Family Historian if AI assistance is a requirement.
In what format does Ancestris store my tree?
The homepage says data is stored in GEDCOM files, which most genealogy programs can import. That makes leaving easy, though GEDCOM can drop charts and media links, so test an export in a second program. Open an exported file in another program before you commit.