---
title: "Free Bio Length Checker - No Signup Required"
description: "Check your bio against character limits for Instagram, TikTok, X, LinkedIn, Facebook, YouTube, Pinterest, and Threads at once. No signup required."
url: "https://adaptlypost.com/free-tools/bio-length-checker"
---

# Free Bio Length Checker

Check your bio against character limits for 9 social platforms simultaneously. See which platforms your bio fits and get tips when you're over the limit.

100% free, no account needed

## Interactive tool

Your Bio

characters: 0

### Platform Limits

Instagram

0/150

TikTok

0/80

X

0/160

LinkedIn

0/220

Facebook

0/101

YouTube

0/1000

Pinterest

0/160

Threads

0/150

Bluesky

0/256

## Free Bio Length Checker Features

Instantly see where your bio fits and where it doesn't

### 9 Platforms

Instagram, TikTok, X, LinkedIn, Facebook, YouTube, Pinterest, Threads, and Bluesky.

### Visual Progress

Color-coded bars: green (under 80%), yellow (80-100%), red (over limit).

### Real-Time Updates

All progress bars update instantly as you type.

### Platform Tips

Get specific advice when your bio exceeds a platform's limit.

## FAQ

### What are the bio limits?

Instagram: 150, TikTok: 80, X: 160, LinkedIn: 220, Facebook: 101, YouTube: 1000, Pinterest: 160, Threads: 150, Bluesky: 256.

### Should I use the same bio everywhere?

Start with a core bio, then adapt for each platform. LinkedIn should be professional, TikTok casual, Instagram creative. Keep your core message consistent.

### What makes a good social media bio?

State who you are, what you do, and why someone should follow. Include a call to action. Use keywords for discoverability. Keep it scannable.

## Keep going with AdaptlyPost

[Write captions with the AI Caption Writer](https://adaptlypost.com/features/ai-caption-writer)[Schedule posts across every platform](https://adaptlypost.com/features/ai-social-media-scheduler)

## Optimize Every Profile

Create perfect bios and schedule content across all platforms.

[Get Started Free](https://adaptlypost.com/signup)