ALTer

Plans and prices

Every plan, in full

On the record

Accessibility context

The site says ALTer helps meet WCAG Success Criterion 1.1.1 on pages users visit, including pages they do not control.alteralt.com · read 4 Oct 2026

Account

Users create a free account and sign into the extension popup with an email address and password.alteralt.com · read 4 Oct 2026

Browser support

The site says to add ALTer to Chrome from the Web Store.alteralt.com · read 4 Oct 2026

Credit allowance

New users get 30 free credits per month, with one credit used per image description.alteralt.com · read 4 Oct 2026

Existing descriptions

The extension does not touch images that already carry a proper description.alteralt.com · read 4 Oct 2026

Image detection

An “ALT” badge overlays images without alt text.alteralt.com · read 4 Oct 2026

Purpose

ALTer detects images missing accessible descriptions and generates descriptions on demand using AI.alteralt.com · read 4 Oct 2026

Screen reader access

When clicked, a generated description is injected into the image’s alt attribute and is immediately readable by screen readers.alteralt.com · read 4 Oct 2026

Alternatives to ALTer

AA AI Alt Text BuilderWebAPI A AltagonistWebWindows+1 A ALTificationWebBrowser extension AT Alt Text ProWebAPI AA AltText.aiWebBrowser extension+1 AO ALTtext.orgiPhone & iPadWeb+2 AA AutoAlt.aiWebBrowser extension+1 C CaseoWeb

Every alternative, ranked