ReadWorks vs Diffit

ReadWorks7.9Visit Diffit7.8Visit

Higher score ReadWorks #6 in Google Workspace Teacher Resources Software 7.9/10 Free plan Free plan✓ 1 of 1 features Visit ReadWorks

vs

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

• ReadWorks fits best

  Free reading passages and comprehension practice

• Diffit fits best

  Teachers adapting materials for Google apps

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Side by side

Feature	ReadWorks 7.9/10 Visit ↗	Diffit 7.8/10 Visit ↗
At a glance
Editor score	7.9	7.8
Ranking	#6 in Google Workspace Teacher Resources Software	#8 in Google Workspace Teacher Resources Software
Best for	Free reading passages and comprehension practice	Teachers adapting materials for Google apps
Pricing model	Free	Free plan + paid
Starting price	Free	—
Free plan	✓	✓
Free trial	—	—
Deployment	Cloud	Cloud
Platforms	Web	Web
Support	Email	Email, Docs
Integrations	3 integrations	5 integrations
Built for	Solo, Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features ReadWorks 1/1 · Diffit 1/1
Google Classroom integration	✓	✓
Specs
Workspace apps	Not checked yet	Google Docs, Google Slides, Google Forms, Google Classroom
Resource types	Reading passages, decodable texts, paired texts, Article-A-Day sets, Book Studies, vocabulary activities, question sets	Differentiated activities, station materials, skills practice, intervention materials, slides, graphic organizers, classroom-ready resources
Resource library size	6000 resources	Not checked yet
Sharing controls	Publish assignments to an imported Google Classroom class stream; invite students using a class code	Download PDF, print, share with colleagues, export to Google Classroom, export to Google Docs/Slides/Forms, export to Microsoft 365
Our review
Pros	More than 6,000 fiction and nonfiction reading texts Differentiation, automatic grading, and progress reporting Google Classroom, Clever, and ClassLink 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	Focused on reading rather than broad teacher resources Web-only cloud deployment Support is provided through email	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	ReadWorks is a nonprofit reading-comprehension platform for teachers and students in K–12 settings. Its searchable library combines fiction and nonfiction passages with paired texts, decodable texts, Book Studies, Article-A-Day sets,… 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

• ReadWorks — where it wins

  • More than 6,000 fiction and nonfiction reading texts
  • Differentiation, automatic grading, and progress reporting
  • Google Classroom, Clever, and ClassLink integrations

  Where it doesn't

  • Focused on reading rather than broad teacher resources
  • Web-only cloud deployment
  • Support is provided through email

• 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

• ReadWorks7.9/10 · Free plan

  A free, reading-focused library with assignments, differentiation, and progress reporting.

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

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

  Visit DiffitFull verdict →