Features โ€” Every Tool SyllableReader Includes
๐ŸŽ 7-day free trial โ€” try Pro or Elite with no payment & no account required. Start free from the extension โ†’
Complete feature list

Every tool you need to read better online.

Lite is completely free and covers the core reading experience. Pro and Elite unlock advanced tools for dyslexia, ADHD, and focused reading. Try Pro or Elite free for 7 days.

Lite ยท Free forever

The core reading experience โ€” free, always.

Lite is not a trial or a stripped-down teaser. It's a genuinely useful reading tool on its own, with everything you need to read any webpage aloud with word-by-word highlighting. No account needed. No time limit.

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Text-to-Speech

Click any paragraph and SyllableReader reads it aloud with natural voices. Works on any website.

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Word Highlighting

Each word lights up in yellow as it's read. Keeps your eyes and ears perfectly in sync.

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Syllable Colour-Coding

Each syllable appears in a different colour โ€” helping with decoding, phonics, and pronunciation.

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Speed Control

Five speed levels from Slow to Very Fast. Adjust on the fly without interrupting the read.

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Pitch & Volume

Fine-tune the voice to suit you. Higher, lower, louder, quieter โ€” everything is adjustable.

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Sentence Highlighting

The current sentence is gently highlighted so you never lose your place on the page.

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Listen & Highlight

Read-only mode for passive listening โ€” the page scrolls with you as the audio plays.

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Pause, Resume, Stop

Full playback control with instant response. Tap anywhere in the page to jump to that paragraph.

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Keyboard Shortcuts

Space to pause, Escape to stop, arrow keys to change speed. Control without touching the mouse.

Pro ยท ยฃ3.99/month

Advanced reading tools for everyday use.

Pro adds the features that make the biggest day-to-day difference for dyslexic readers, ADHD readers, and anyone who reads online for hours. Try Pro free for 7 days โ€” no payment needed.

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Bionic Reading

Bolds the opening letters of every word so your brain processes text faster with less effort.

Many dyslexic readers find long articles significantly easier
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Tutoring Mode

Reads a word then pauses for you to say it back. Instant accuracy feedback. Private reading practice.

Designed with reading tutors and SEN teachers
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High Contrast Mode

Converts any webpage to bold black-and-white rendering. Perfect for light sensitivity or low vision.

One click, every page
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Dyslexia Font

One click switches the whole page to OpenDyslexic โ€” designed specifically to reduce letter-confusion errors.

Used in schools worldwide
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Font Size Control

Adjust the text size of any webpage without changing browser zoom. Images and layout stay put.

Works alongside Dyslexia Font
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Auto-Scroll

The page scrolls at your reading pace, automatically. Keeps you in flow on long articles.

Pairs beautifully with word highlighting
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Export & Import Settings

Save your exact configuration and load it on any device. Useful for schools setting up multiple students.

One file, any device
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Up to 5 Devices

One Pro subscription covers up to 2 browsers or devices. Deactivate and reactivate freely.

Laptop, desktop, partner's computer โ€” all covered
Elite ยท ยฃ6.99/month

The complete toolkit.

Elite unlocks the specialist features โ€” Focus Mode, precise spacing controls, and the Advanced Ruler โ€” that transform reading for people who need every possible support. Try Elite free for 7 days โ€” no payment needed.

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Focus Mode

Dims everything on the page except the sentence being read. Visual clutter completely disappears.

Particularly effective for ADHD readers
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Masking Mode

A full dark overlay covers the page with just a spotlight around the active word. Ultimate focus.

Like a reading window โ€” but on any webpage
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Line Spacing

Precise line-height control for any page. Adds breathing room between lines for easier tracking.

Proven to reduce reading fatigue
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Word Spacing

Control the gaps between words. Small adjustments make a significant difference for some readers.

Works with Dyslexia Font
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Letter Spacing

Fine-tune the space between individual letters. Helps with letter-confusion common in dyslexia.

Often used with OpenDyslexic
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Advanced Ruler

A customisable reading guide that follows your cursor or the read position. Colour, width, opacity โ€” all adjustable.

The most requested feature for low-vision users
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Voice Selector

Choose from multiple voices per language. Different accents, tones, and speaking styles available.

Find the voice that works for you
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Custom Words Dictionary

Teach the reader how to pronounce specialist vocabulary, names, or unusual words. Saved permanently.

Perfect for medical or scientific reading
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Progress Tracker

See how much you've read, how long you've been reading, and your average speed. Your data stays local.

Private โ€” never uploaded anywhere

Ready to try it?

Install SyllableReader free. Start your 7-day Pro or Elite trial from the toolbar โ€” no payment or account required.

Install Free on Chrome

Also available on Edge & Firefox ยท See full pricing