Unbiased side-by-side comparison of verified reviews, user ratings, features, and pros/cons to help you decide which software fits your business needs.

In our 2026 comparison of FastStone Image Viewer and Immich, FastStone Image Viewer comes out ahead overall (weighted score 94% vs 65% for Immich). FastStone Image Viewer is rated 4.7/5 from 242 user reviews; Immich is rated 4.4/5 from 1 user review. FastStone Image Viewer has a free plan; Immich has a free plan.
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| At a glance | FastStone Image Viewer | Immich |
|---|---|---|
| Category | Photo Management | Photo Management |
| User rating | 4.7/5 (242 reviews) | 4.4/5 (1 reviews) |
| Starting price | Free plan | Free plan |
| Listed features | 12 | — |
| Integrations | 1 | — |
| Platforms | Windows | Linux |
| Ease of use | 4.7/5 | 4.3/5 |
| Customer support | 4.7/5 | 4.1/5 |
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12/12 features
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FastStone Image Viewer wins overall with a weighted score of 94% based on user rating, pricing, features, usability, and support.
Comparable pricing accessibility ($34.95/mo (No Free Trial)).
FastStone Image Viewer lists the most features (12 features).
Ranked #1 for usability with a user rating of 4.7/5 stars.
Ranked #1 for support with a user rating of 4.7/5 stars.
Tied on platform availability (1 Platform: Windows).
Dimension scorecard
Immich is a runner-up with a composite score of 65%.
Comparable pricing accessibility (OPEN_SOURCE (No Free Trial)).
Offers 0 features (fewer than the category leader).
Satisfactory usability with a user rating of 4.3/5 stars.
Decent support with a user rating of 4.1/5 stars.
Tied on platform availability (1 Platform: Linux).

FastStone Image Viewer scores higher across 6 of 11 key dimensions with a 29-point lead in our weighted analysis.
FastStone Image Viewer scores higher across 6 of 11 key dimensions with a 29-point lead in our weighted analysis. The best choice still depends on your team's workflow, budget and required integrations — use the side-by-side sections above to check the details that matter to you.
FastStone Image Viewer is rated 4.7/5 from 242 user reviews. Immich is rated 4.4/5 from 1 user review. Ratings come from approved user reviews on SoftwareHope.
FastStone Image Viewer has a free plan. Immich has a free plan. Always confirm current pricing on the vendor's site, as plans change.
FastStone Image Viewer offers a free plan; Immich offers a free plan.
FastStone Image Viewer supports Windows; Immich supports Linux.
FastStone Image Viewer has an ease-of-use rating of 4.7/5, Immich has an ease-of-use rating of 4.3/5. FastStone Image Viewer is rated easier to use by reviewers.
Community-voted helpful feedback from verified users
The batch image converter and resizer is a daily workhorse. We convert and resize hundreds of product photos for web publishing in ten seconds.
The full-screen side-by-side comparison and magnifier loupe tools make culling photos for sharpness super fast. You can compare four images at once easily.
The batch image converter and resizer is a daily workhorse. We convert and resize hundreds of product photos for web publishing in ten seconds.
A lightweight, blazingly fast Windows image viewer that every photographer and power user should have installed.
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