How to Make the Text on Your Phone Bigger and Easier to Read
If you only ever change one setting on your phone, change this one.
Tiny text is the most common complaint about smartphones, full stop. It is also the easiest thing in the world to fix. The slider takes ten seconds. The "Larger Accessibility Sizes" trick — which goes far beyond the standard slider — takes thirty. After that, the magnification gesture covers anything still too small, and dictation lets you skip the keyboard entirely on the days your eyes have had enough.
All four moves are below, both iPhone and Android.
Standard text size — iPhone
Open Settings (the grey gear icon). Tap Display & Brightness. Tap Text Size. You'll see a slider with seven positions, small dots beneath, and a "Aa" letter on each end. Drag the slider to the right until the preview at the top of the screen looks comfortable to read. Most readers we work with land at position five or six out of seven.
The change takes effect across the entire phone — your text messages, your email, your contacts, every app that respects the system text size. (Almost all major apps do, with the rare exception of older banking apps.)
Standard text size — Android
Open Settings. Tap Display (or "Display & brightness" depending on the manufacturer). Tap Font size (sometimes called "Display size and text"). Drag the slider to the right.
Samsung phones offer a separate "Screen zoom" slider on the same screen that enlarges everything else on the screen — icons, buttons, and images — in addition to text. If your eyes find icons hard to tap as well as text hard to read, push both sliders up.
Larger Accessibility Sizes (much bigger)
The standard text slider has a built-in ceiling. For many seniors, even the largest standard setting still feels too small. Both iPhone and Android offer "accessibility" text sizes that go significantly further.
On iPhone: Settings → Accessibility → Display & Text Size → Larger Text. Turn on "Larger Accessibility Sizes." A new, longer slider appears. The very largest position is roughly double the normal maximum.
On Android: Settings → Accessibility → Text and display → Font size. On most current Android phones the accessibility slider already goes well beyond the standard one. On older Samsung phones, look for "Vision enhancements → Font size" inside Accessibility.
Bold text
Bold text is the under-rated change. A thicker letter is easier to see at the same size. iPhone: Settings → Accessibility → Display & Text Size → Bold Text. Android: Settings → Accessibility → Text and display → Bold text. Try it; if you don't like it, turn it off.
The magnification gesture
Sometimes the text on a specific website or in a specific app is small no matter what you do — say, a PDF document or an older webpage. Both phones offer a quick magnification gesture for exactly this.
iPhone: Settings → Accessibility → Zoom → turn it on. Now triple-tap with three fingers anywhere to magnify the screen. Drag with three fingers to move around. Triple-tap with three fingers again to turn off.
Android: Settings → Accessibility → Magnification. Choose your preferred shortcut — many users like "Triple-tap screen." With it on, triple-tap anywhere to zoom in, triple-tap again to zoom out.
Reader mode in Safari and Chrome
Web pages often have small text, ads, pop-ups, and busy backgrounds. Both browsers offer a "reader" view that strips all of that away and shows only the article in your preferred font size.
Safari (iPhone): Tap the small "AA" button on the left of the address bar, then tap "Show Reader." Tap the larger "A" to make the text bigger inside reader.
Chrome (Android): Some pages show a small banner saying "Show simplified view" at the bottom. Tap it. If the banner doesn't appear, tap the three-dot menu → Reader mode (available on most Pixel and recent Samsung phones).
When dictation beats typing
If reading is hard, writing is harder. Both phones will let you speak instead of type.
Look for the small microphone icon on the keyboard. Usually bottom row. Tap it. Speak your message. Tap again to stop. Speak punctuation out loud — "comma", "period", "question mark" — and the phone types it.
Dictation is genuinely good in 2026. Strong regional accents, slower speech, second-language English: all fine. It used to be a joke. It isn't anymore. A year from now you'll probably wonder why you spent so much time fighting with the keyboard.
Frequently asked questions
Will making text bigger use more battery?
No measurable difference.
I made the text bigger but my friend's text messages are still tiny.
That's because the Messages app (and most other system apps) will respect the size you set, but if you have a third-party messaging app like WhatsApp or Facebook Messenger, each app has its own text-size control under its in-app Settings.
The text in my email is still small.
If you use Gmail's app, open Gmail → tap your profile photo top-right → Settings → tap your account → Manage your Google Account → Personal info → see if a separate font preference is set. For most users the system text size is enough. If you use Apple Mail, it will follow the system text size.
I find big text harder to read because there's so much scrolling.
Try a middle setting (4 of 7 on the standard slider) and turn on Bold Text. Often the bold weight is what was actually missing.
Can I change the font itself, not just the size?
iPhone doesn't allow this. Most Android phones do — Settings → Display → Font style. Pick a thicker, simpler font (often called "Choco cooky" or similar oddly-named options on Samsung; just pick the one that looks plain).
Written by Justin Lowen. Last verified 16 June 2026.