Best Text Highlighter Extension Apps

0+ iOS apps curated and reviewed

4.3 avg rating
16 free apps
Updated July 2026

With an average user rating of 4.3★, the text highlighter extension category is one of the App Store's strongest. Browse all 0+ apps we track, sorted so the most loved ones surface first.

Compare top Text Highlighter Extension Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Make It BigMake It BigFree4.8★ (5.1K)NoNoAug 2026
2The Magic HighlighterThe Magic Highlighter$1.993.9★ (20)NoNoJul 2026
3DraftsDraftsFree4.8★ (11K)NoYesAug 2026
4Runestone Text EditorRunestone Text EditorFree was $4.994.7★ (1.9K)NoYesAug 2026
5Highlighter for SafariHighlighter for Safari$2.994.1★ (14)NoNoAug 2026
6Textastic Code EditorTextastic Code EditorFree was $9.994.7★ (2.5K)NoYesAug 2026
7Highlighter PenHighlighter PenFree2.5★ (38)NoJun 2026
8Auto Text PasteAuto Text PasteFree4.7★ (2.6K)YesYesAug 2026

Top Picks for Text Highlighter Extension

Make It Big#1

Make It Big by An Trinh

Show large text on your screen
Editor's Choice
🔧 Utilities
4.8😊(5.1K ratings)
Free
Make It Big screenshot 1
Make It Big screenshot 2
Make It Big screenshot 3
Make It Big screenshot 4
Make It Big screenshot 5

Display large, customizable text messages that fill your entire screen. Easily edit text, switch between portrait and landscape modes, and even flash your message with a shake. Store recent messages for quick access.

What We Love

  • 👍 Simple, easy to use
  • 👍 Works well
  • 👍 Helps communicate with deaf/hard of hearing
  • 👍 Convenient for noisy environments

Room to Improve

  • 🐛 Text input box is too small for editing
  • 🐛 Font size decreases with more text
  • 🐛 No option to save/recall frequently used messages
The Magic Highlighter#2

The Magic Highlighter by Herd Works Inc

Your search engine assistant.
Strong Contender
📊 Productivity
3.9(20 ratings)
$1.99
The Magic Highlighter screenshot 1
The Magic Highlighter screenshot 2
The Magic Highlighter screenshot 3
The Magic Highlighter screenshot 4
The Magic Highlighter screenshot 5

This Safari extension automatically highlights your search terms on search result pages across popular engines. It offers a private, on-device solution to quickly find the information you need, replacing traditional find-in-page functions with enhanced capabilities.

Drafts#3

Drafts by Agile Tortoise

Where text starts
Worth Considering
📊 Productivity
4.8😊(11K ratings)
FreeIn-App Purchases
Drafts screenshot 1
Drafts screenshot 2
Drafts screenshot 3
Drafts screenshot 4
Drafts screenshot 5
Drafts screenshot 6

Quickly capture text and send it to other apps with this versatile writing tool. It functions as a notebook, editor, and automation tool, allowing for seamless integration with various services and AI LLMs. Organize, customize, and process your text efficiently across all your Apple devices.

What We Love

  • 🚀 Extremely useful app
  • 👍 Powerful and flexible
  • 💡 Great for productivity and note-taking
  • 👍 Seamless sync across devices

Room to Improve

  • 💰 Subscription model is too expensive
  • 🤔 Subscription required for advanced features
  • 🐛 Occasional bugs and glitches

More Text Highlighter Extension apps to explore

4
Runestone Text Editor
Runestone Text Editor
Runestone Text Editor
Edit plain text and code
Free
$4.99 | 100% OFF

A powerful plain text and code editor for iPhone and iPad. Offers syntax highlighting, line numbers, find and replace, and extensive customization options for developers and writers.

Syntax highlighting for many languagesCustomizable themes and fontsAdvanced find and replace
🛠️ Developer Tools
(1.9K)
free with in-app purchases
5
Highlighter for Safari
Highlighter for Safari
Highlighter for Safari
Annotate & take notes on pages
$2.99

Annotate webpages directly within your Safari browser. Highlight text, add notes, and permanently save your edits for future review. All data is stored locally for simplicity and privacy.

Highlight text with multiple colorsAdd notes to webpagesPermanently save annotations
🔧 Utilities
(14)
free
6
Textastic Code Editor
Textastic Code Editor
Textastic Code Editor
Text, Coding, SFTP Client, SSH
Free
$9.99 | 100% OFF

A powerful text and code editor for mobile devices, offering syntax highlighting for over 80 languages, code completion, and formatting tools. It allows connection to various servers and cloud storage for seamless file management and editing.

Syntax highlighting for 80+ languagesSFTP, FTP, WebDAV, and Dropbox clientBuilt-in SSH terminal
🛠️ Developer Tools
(2.5K)
subscription
7
Highlighter Pen
Highlighter Pen
Highlighter Pen
No-nonsense Highlighter app
Free

This app allows you to highlight text with various colors and brush styles. Easily export your highlighted content to any other application.

Choose highlight colorSelect brush styleEasy export functionality
📊 Productivity
(38)
free
8
Auto Text Paste
Auto Text Paste
Auto Text Paste
Copy and Paste Keyboard
Free

Instantly fill template texts directly from your keyboard. Save time by preparing frequently used phrases, replies, and long-form content to use with a single tap. Avoid repetitive typing and communicate more efficiently.

Instant template text fillingCustomizable text templatesKeyboard integration
🔧 Utilities
(2.6K)
free with in-app purchases
9
TextEdit - Text Editor
TextEdit - Text Editor
TextEdit - Text Editor
TXT, RTF, Plain Text, LaTeX,MD
Free
$2.99 | 100% OFF

A fast and versatile text editor for mobile devices, offering compatibility with various file formats and editors. It provides a distraction-free writing experience with advanced formatting, organization, and sharing features.

Supports TXT, RTF, Markdown, TeX, and PDF formatsCross-device and computer syncing via iCloud/FilesDistraction-free writing interface
📊 Productivity
(373)
free with in-app purchases
10
Paste – Limitless Clipboard
Paste – Limitless Clipboard
Paste – Limitless Clipboard
Copy, Search, Manage, Share
Free

This app acts as a universal clipboard manager, saving everything you copy across your devices. It allows you to instantly search, reuse, and share text, links, images, and files, ensuring you never lose important information again. Collaborate with others using shared pinboards and speed up your workflow with intelligent features.

Syncs clipboard across Mac, iPhone, and iPadIntelligent search for copied itemsAccess via keyboard and extensions
📊 Productivity
(1.3K)
subscription
11
Taio - Markdown & Text Actions
Taio - Markdown & Text Actions
Taio - Markdown & Text Actions
Ultimate text processing app
Free

This app offers advanced text processing for iPhone, iPad, and Mac. It features a robust markdown editor, clipboard management with iCloud sync, and a powerful actions system for custom workflows, including JavaScript support.

Markdown editor with CommonMark and GitHub Flavored supportClipboard management with iCloud sync and widgetsCustomizable text actions and workflows
📊 Productivity
(566)
paid
12
Black Highlighter: Redact Text
Black Highlighter: Redact Text
Black Highlighter: Redact Text
Censor & secure screenshots
Free

Easily hide sensitive information in photos and screenshots. The Magic Highlighter automatically detects text and covers it perfectly, ensuring no details are missed. Advanced features allow for automatic redaction of specific information and custom shortcuts for streamlined workflows.

Magic Highlighter for automatic text detectionMultiple color options for redactionImport images from Photos
📷 Photo & Video
(90)
free with in-app purchases
13
ReText: repeat text repeater
ReText: repeat text repeater
ReText: repeat text repeater
Repeat text any number of time
Free

Easily generate repeated text or emoji strings by specifying the number of repetitions. Save your generated text for later use or copy it directly to your clipboard. Unlock advanced features like saving and clipboard access with a subscription.

Repeat text any number of timesRepeat emojis any number of timesSave generated text
🔧 Utilities
(637)
freemium
14
Highlighter - Focus on detail
Highlighter - Focus on detail
Highlighter - Focus on detail
Highlight content on browser
$0.99

This tool allows you to highlight text and important excerpts directly on web pages within the Safari browser. It remembers your annotations, making it easier to revisit and learn from content effectively and selectively.

Highlight text on web pagesSave annotationsWorks within Safari browser
📚 Education
(5)
paid
15
1Writer - Markdown Text Editor
1Writer - Markdown Text Editor
1Writer - Markdown Text Editor
Note taking, writing app
$4.99

This app is a powerful text editor for creating, revising, and sharing ideas efficiently. It supports plain text and Markdown, with advanced features like an extended keyboard, photo insertion, and custom URL actions. Sync with cloud services and personalize your writing experience.

Markdown syntax highlighting and previewExtended keyboard with custom buttonsPhoto insertion with Dropbox integration
📊 Productivity
(388)
free with in-app purchases
16
Text Tool - Text Repeater
Text Tool - Text Repeater
Text Tool - Text Repeater
Fonts, Repeat Text & Flip Text
Free

Create unique and humorous messages by altering fonts, repeating text, and flipping words. This tool allows for easy text manipulation to generate eye-catching content for your communications.

Change message fontRepeat text multiple timesRotate words or text
🔧 Utilities
(89)
free with in-app purchases
17
Text Repeater Generator
Text Repeater Generator
Text Repeater Generator
Make repeated text instantly
Free

Easily repeat text multiple times, generate stylish Unicode fonts, and transform messages with fun effects like flipping text or converting to emoji. This tool simplifies text formatting for social media, messages, and creative content.

Repeat text multiple timesGenerate Unicode fontsConvert text to emoji
🔧 Utilities
(116)
free with in-app purchases
18
ZFont Pro - Emoji & Text Style
ZFont Pro - Emoji & Text Style
ZFont Pro - Emoji & Text Style
Customized text themes, styles
Free

Personalize your device's text with unique fonts, decorative elements, and a wide selection of emoticons. Easily copy and paste your chosen styles to enhance your messages and social media posts. Pin your favorite styles for quick access.

Customized text themesFunky font stylesExpressive decorations
🔧 Utilities
(441)
subscription
19
Copy Paste Keyboard: Auto Text
Copy Paste Keyboard: Auto Text
Copy Paste Keyboard: Auto Text
Clipboard Text App - Paste Key
Free

This app provides a custom keyboard for quickly copying and pasting frequently used text snippets. Store notes, addresses, greetings, or any text to easily insert them into any application with a single tap. It's designed to save time and effort for various writing tasks.

Create and store notesEasy copy and pasteStore addresses and phone numbers
🔧 Utilities
(290)
free with in-app purchases
20
Large Text - Make it Big
Large Text - Make it Big
Large Text - Make it Big
Display large, colorful text
Free

Transform your device's widgets into dynamic text displays. Easily showcase quotes, notes, or reminders with adaptive font scaling and full color customization. Shake your device to instantly flash vibrant text and background combinations.

Adaptive font scalingFull font style customizationVibrant text and background colors
🌟 Lifestyle
(20)
free with in-app purchases

FAQ about Text Highlighter Extension

What are the best text highlighter extension apps for iPhone?
Make It Big tops our text highlighter extension apps ranking as of July 2026, with a 4.8-star average from 5.1K App Store ratings, and it's free to download.
Yes — 16 of the top text highlighter extension apps we rank are free to download, including Make It Big and Drafts.
Make It Big has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
Make It Big allows you to type a message and have it displayed in large, bold text that fills your entire device screen. It's designed for situations where you need to communicate a message clearly and prominently.
Key features include the ability to change font styles, text and background colors, swap colors, enable/disable haptic feedback, and control the shake-to-flash mode. It also supports portrait and landscape orientations and stores recent messages.