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Head-to-head · Writing Apps

Overleaf vs Substack

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Overleaf #5 in Writing Apps 9.0/10 Free plan · 7-day trial Free planFree trial✓ 0 of 5 features Visit Overleaf
Substack #7 in Writing Apps 8.8/10 Free plan Free plan✓ 0 of 5 features Visit Substack

Overleaf leads on 0 checks, Substack on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreOverleaf · 9.0/10
  • Free planboth
  • Free trialonly Overleaf

Overleaf scores higher on our rubric for writing apps: 9.0 against 8.8 out of 10; our editors rank them #5 and #7.

Overleaf is the better fit for academic LaTeX collaborators. Substack is the better fit for newsletter writers building paid audiences.

  • Overleaf fits best

    Academic LaTeX collaborators

  • Substack fits best

    Newsletter writers building paid audiences

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 Overleaf 9.0/10 Visit ↗ Substack 8.8/10 Visit ↗
At a glance
Editor score 9.0 8.8
Ranking #5 in Writing Apps #7 in Writing Apps
Best for Academic LaTeX collaborators Newsletter writers building paid audiences
Pricing model Free plan + paid Free plan + paid
Starting price — Free plan
Free plan ✓ ✓
Free trial 7 days —
Deployment Cloud, Self-hosted Cloud, Mobile
Platforms Web Web, iOS, Android
Support Email, Docs Docs
Integrations 6 integrations 10 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Overleaf 0/5 · Substack 0/5
Publishing tools Not checked yet Not checked yet
Real-time collaboration Not checked yet Not checked yet
Version history Not checked yet Not checked yet
Offline mode Not checked yet Not checked yet
Mobile apps Not checked yet Not checked yet
Specs
Export formats Not checked yet Not checked yet
Our review
Pros
  • Visual and code editors with automatic PDF compilation and preview
  • Real-time editing, comments, track changes, and project history
  • Connects with Git, GitHub, Dropbox, Zotero, Mendeley, and ReadCube
  • Delivers posts by email and supports paid subscriptions.
  • Segments subscribers and automates welcome and lifecycle emails.
  • Combines podcast hosting, audience discovery, and analytics.
Cons
  • Free projects are limited to one collaborator
  • The hosted web editor cannot be used offline
  • Project history and version control are limited
  • No fixed creator plan tiers; creators set their own subscription prices.
  • Paid subscriptions involve a revenue share.
  • Support channels listed are limited to documentation.
Our verdict

Overleaf is a browser-based LaTeX editor for writing, formatting, compiling, and reviewing scientific and technical documents. Its visual and code editing modes, templates, bibliography tools, and automatic PDF preview suit students,…

Read the review →

Substack brings web publishing, newsletter delivery, paid subscriptions, and audience tools together for writers and other independent creators. It suits people building a publication around free or paid posts, especially newsletter…

Read the review →
  1. OverleafWriting Apps 9.0Free plan · 7-day trial
  2. SubstackWriting Apps 8.8Free plan

Strengths and trade-offs

  • Overleaf — where it wins

    • Visual and code editors with automatic PDF compilation and preview
    • Real-time editing, comments, track changes, and project history
    • Connects with Git, GitHub, Dropbox, Zotero, Mendeley, and ReadCube

    Where it doesn't

    • Free projects are limited to one collaborator
    • The hosted web editor cannot be used offline
    • Project history and version control are limited
  • Substack — where it wins

    • Delivers posts by email and supports paid subscriptions.
    • Segments subscribers and automates welcome and lifecycle emails.
    • Combines podcast hosting, audience discovery, and analytics.

    Where it doesn't

    • No fixed creator plan tiers; creators set their own subscription prices.
    • Paid subscriptions involve a revenue share.
    • Support channels listed are limited to documentation.
  • Overleaf9.0/10 · Free plan · 7-day trial

    A focused LaTeX workspace for research teams that need shared editing, citations, and PDF previews.

    Visit OverleafFull verdict →
  • Substack8.8/10 · Free plan

    A publishing and audience platform for writers building paid newsletters.

    Visit SubstackFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update