AICompare

Writesonic vs Lex

Head-to-head comparison — updated April 2026

Writesonic

Writesonic

AI writer for SEO content

Free plan$20/mo★ 4.7✓ Higher rated
Try Writesonic →
VS
Lex

Lex

AI-native writing editor

Free plan$8/mo★ 4.3✓ Cheaper
Try Lex →

Our Verdict

Choose Writesonic for SEO-driven content marketing and multi-language campaigns requiring structured templates. Choose Lex for budget-conscious teams prioritizing collaborative editing and real-time feedback in a lightweight interface.

Why Writesonic?

✓ Higher user rating (4.7 vs 4.3)
✓ SEO-optimized content creation with dedicated SEO mode
✓ Extensive template library (100+) and multi-language support (25 languages)

Why Lex?

✓ Lower starting price ($8/mo vs $20/mo)
✓ Real-time collaboration and commenting features
✓ Simpler, more focused feature set for core writing needs

Feature Comparison

FeatureWritesonicLex
seo mode✓✗
languages25✗
templates100✗
api access✓✗
brand voice✓✗
team collab✓✗
factual check✓✗
comments✗✓
collaboration✗✓
ai suggestions✗✓

Writesonic Pricing

Free/mo
Paid from $20/mo
Full review →

Lex Pricing

Free/mo
Paid from $8/mo
Full review →

Which Should You Choose?

Both Writesonic and Lex are strong tools in the AI writing space. Writesonic has higher user ratings overall. Choose Writesonic if you value seo mode and languages. Choose Lex if you want to start free.