What does Font Size Adjuster do?

Font Size Adjuster focuses on adjusting webpage text size consistently for comfortable reading. It is catalogued under Browser DevTools & extensions on PulseGate.

Who is Font Size Adjuster for?

Font Size Adjuster is a consumer product built for firefox users who need customizable webpage text sizes.

Does Font Size Adjuster have a free plan?

Yes — Font Size Adjuster is free to use.

What platforms does Font Size Adjuster run on?

Font Size Adjuster runs on the web, embeddable surfaces, and Android.

Is Font Size Adjuster still maintained?

Unverified. Font Size Adjuster has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to Font Size Adjuster?

Similar projects tracked by PulseGate include Font Adjuster, FontSizer, and Font Sizer.

Who develops Font Size Adjuster?

Font Size Adjuster is developed by Elle.

When did Font Size Adjuster launch?

Font Size Adjuster first shipped in 2026.

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Font Size Adjuster

Name: Font Size Adjuster
Author: Elle

mozilla.orgBrowser DevTools & extensions

Font Size Adjuster is a Firefox browser extension that increases or decreases font sizes on webpages. It saves font-size preferences per site and is available for Firefox on desktop and Android.

FreeWebEmbeddableAndroid

Visit mozilla.org

Overview

5 features

Font Size Adjuster sits in PulseGate's Browser DevTools & extensions category. It focuses on adjusting webpage text size consistently for comfortable reading. It is built as a consumer product for firefox users who need customizable webpage text sizes. Font Size Adjuster is free to use. Font Size Adjuster is available on the web, embeddable surfaces, and Android.

Behind Font Size Adjuster is Elle, and it first shipped in 2026. Key capabilities include font size adjustment, per-site preferences, and firefox integration. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Font size adjustment
Per-site preferences
Firefox integration
Android support
No data collection

Built with & integrations

Runs on

BrowserEmbeddableAndroid

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed16 Sep · 03:50 UTC
Font Size Adjuster verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Font Size Adjuster

What does Font Size Adjuster do?: Font Size Adjuster focuses on adjusting webpage text size consistently for comfortable reading. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Font Size Adjuster for?: Font Size Adjuster is a consumer product built for firefox users who need customizable webpage text sizes.
Does Font Size Adjuster have a free plan?: Yes — Font Size Adjuster is free to use.
What platforms does Font Size Adjuster run on?: Font Size Adjuster runs on the web, embeddable surfaces, and Android.
Is Font Size Adjuster still maintained?: Unverified. Font Size Adjuster has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to Font Size Adjuster?: Similar projects tracked by PulseGate include Font Adjuster, FontSizer, and Font Sizer.Font Adjuster FontSizer Font Sizer
Who develops Font Size Adjuster?: Font Size Adjuster is developed by Elle.
When did Font Size Adjuster launch?: Font Size Adjuster first shipped in 2026.

At a glance

Pricing: Free
Platforms: Web
First seen: 16 Sep 2026
Built for: Firefox users who need customizable webpage text sizes
Model: B2C
Solves: Adjusting webpage text size consistently for comfortable reading.

Registered as

Firefox Add-ons: font-size-adjuster-iue

Developer

Elle

Index record

Indexed: 16 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 16 Sep 2026

Identity audit (13)

Slug: font-size-adjuster-mozilla-org
Lifecycle state recorded: 16 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 16 Sep 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 16 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/font-size-adjuster-iue

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