CommonLit vs Diffit

CommonLit8.6Visit Diffit7.8Visit

Higher score CommonLit #3 in Google Workspace Teacher Resources Software 8.6/10 Free plan Free plan✓ 0 of 1 features Visit CommonLit

vs

Diffit #8 in Google Workspace Teacher Resources Software 7.8/10 Free plan Free plan✓ 1 of 1 features Visit Diffit

• CommonLit fits best

  Middle and high school ELA resources

• Diffit fits best

  Teachers adapting materials for Google apps

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature	CommonLit 8.6/10 Visit ↗	Diffit 7.8/10 Visit ↗
At a glance
Editor score	8.6	7.8
Ranking	#3 in Google Workspace Teacher Resources Software	#8 in Google Workspace Teacher Resources Software
Best for	Middle and high school ELA resources	Teachers adapting materials for Google apps
Pricing model	Free plan + paid	Free plan + paid
Starting price	$3,400/site/yr	—
Free plan	✓	✓
Free trial	—	—
Deployment	Cloud	Cloud
Platforms	Web	Web
Support	Email, Live chat, Docs	Email, Docs
Integrations	4 integrations	5 integrations
Built for	Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features CommonLit 0/1 · Diffit 1/1
Google Classroom integration	Not checked yet	✓ (best)
Specs
Workspace apps	Not checked yet	Google Docs, Google Slides, Google Forms, Google Classroom
Resource types	Not checked yet	Differentiated activities, station materials, skills practice, intervention materials, slides, graphic organizers, classroom-ready resources
Resource library size	Not checked yet	Not checked yet
Sharing controls	Not checked yet	Download PDF, print, share with colleagues, export to Google Classroom, export to Google Docs/Slides/Forms, export to Microsoft 365
Our review
Pros	Free Text Library and CommonLit 360 curriculum for teachers and students Guided reading, annotations, audio, translation, and performance review tools Paid packages add benchmark assessments, dashboards, and rostering integrations	Generates resources from topics, standards, text, PDFs, URLs, or video transcripts Adjusts reading levels, activities, translations, and scaffolds with Diffit Chat Exports to Google Docs, Slides, Forms, and Classroom
Cons	Web-based access does not include offline use No verified phonics or foundational decoding curriculum Advanced assessments and administrator tools require paid school packages	Basic access limits content to resources made in the last 90 days Google and Microsoft exports and advanced features require a paid plan School and district pricing is quote-based
Our verdict	CommonLit is a browser-based literacy platform for educators and students, centered on literary and informational reading. Its Text Library provides grade-level assignments, while CommonLit 360 supplies a full-year ELA curriculum for… Read the review →	Diffit helps teachers turn topics, standards, prompts, pasted text, PDFs, URLs, and video transcripts into classroom materials. It is aimed at educators who need differentiated activities, station materials, skills practice, slides, or… Read the review →

Strengths and trade-offs

• CommonLit — where it wins

  • Free Text Library and CommonLit 360 curriculum for teachers and students
  • Guided reading, annotations, audio, translation, and performance review tools
  • Paid packages add benchmark assessments, dashboards, and rostering integrations

  Where it doesn't

  • Web-based access does not include offline use
  • No verified phonics or foundational decoding curriculum
  • Advanced assessments and administrator tools require paid school packages

• Diffit — where it wins

  • Generates resources from topics, standards, text, PDFs, URLs, or video transcripts
  • Adjusts reading levels, activities, translations, and scaffolds with Diffit Chat
  • Exports to Google Docs, Slides, Forms, and Classroom

  Where it doesn't

  • Basic access limits content to resources made in the last 90 days
  • Google and Microsoft exports and advanced features require a paid plan
  • School and district pricing is quote-based

• CommonLit8.6/10 · Free plan

  A focused grades 6–12 ELA library and curriculum with free teacher access and paid school analytics.

  Visit CommonLitFull verdict →
• Diffit7.8/10 · Free plan

  Create adaptable classroom materials from varied inputs and export them to Google apps.

  Visit DiffitFull verdict →