Comparison

Westlaw vs E

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Westlaw

Access a comprehensive legal research service on your mobile device. Continue research started elsewhere, anytime, anywhere, with features like WestSearch and KeyCite. Save documents for offline access and share them via email, print, or download.

Highlights
  • WestSearch
  • KeyCite
  • Search Filters
  • Folders
  • Notes and Highlighting
  • Save documents offline
  • Email, print, or download documents
Features
Read full description

Tap into the world’s most preferred legal research service wherever you go! The Westlaw app – available for iPad and iPhone – is the most awarded legal research app as voted by industry professionals and recognized by The National Law Journal, New York Law Journal, the Best of the Midwest, and more. With the Westlaw mobile app, you can extend the power and collaboration capabilities of Westlaw so research begun in one place can be continued on your mobile device – anytime, anywhere. “The Westlaw app is very well-designed and easy to use, making it simple to get legal research done when you are in court or otherwise out of the office. In fact, the app is so nice that I will often use it even when I am in my office, doing my legal research on the iPad while my brief is open on my computer.” – Jeff Richardson, iPhone J.D. in ABA Journal Access the same research features you rely on such as WestSearch, KeyCite, Search Filters, Folders, History, Notes, and Highlighting, which have all been redesigned for the iPad and iPhone. In addition to core research functionality, the Westlaw app offers the ability to save documents while online and offline to research folders, and deliver documents via email, print, or download. Westlaw Edge users also have exclusive access to additional, premium features such as KeyCite Overruling Risk, WestSearch Plus, and more, which are automatically included based on your subscription. *Please note that a Thomson Reuters Westlaw account is required to access this app. For questions, comments, or support regarding the app, please contact a Reference Attorney by phone at 1-800-REF-ATTY (1-800-733-2889). Law students can call 1-800-850-WEST (1-800-850-9378).

About

E

This app serves as a comprehensive resource for professionals in the e-discovery field. Developed by legal experts, it offers valuable insights and materials for lawyers, analysts, and support staff. Suggestions for improvement are actively encouraged.

Highlights
  • E-discovery community resource
  • Expert-developed legal insights
  • Materials for legal professionals
  • Contributions from industry experts
  • Links to external professional materials
Features
Read full description

The primary goal of the App is to be a useful resource for everyone in the e-discovery community! App development was led by Reed Smith Partner David Cohen, Practice Group Leader of Reed Smith’s Records & E-Discovery (RED) practice group, with important contributions by lawyers, e-discovery analysts, and support professionals at Reed Smith LLP and its technology subsidiary Gravity Stack. Where permitted and acknowledged, the App also includes, or links to, materials created or compiled by outside professionals. We welcome additional suggestions and contributions.

Screenshots

Westlaw4 screens
E4 screens

Verdict

The call

The clearest difference is review sentiment: E at 100% against Westlaw's 21%. E also leads on rating (5.0 vs 2.3) and monetization model (free vs free with in-app purchases). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

E holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 121 and 46 respectively. Written reviews point the same way: 21% of Westlaw's written reviews are positive against 100% of E's.

UpkeepUpdate frequency

Westlaw ships an update every 3 months, E every 6 months. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 7 level
Westlaw versus E: the parameters behind the verdict, then further details
ParameterWestlawE
PriceFreeFree
Rating2.3 (121 ratings)5.0 (46 ratings) — better
Positive reviews20.9% of reviews100.0% of reviews — better
Number of ratings121 — better46
Update frequencyEvery 3 months — betterEvery 6 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.014.0 — better
Further details — not scored
Size29 MB451 MB
Age rating12+4+
DeveloperThomson ReutersReed Smith LLP

Customer experience

Westlaw

All ratings121 ratings
Positive27.3%
Neutral9.9%
Negative62.8%
Written reviews86 reviews
Positive20.9%
Neutral11.6%
Negative67.4%

E

All ratings46 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Westlaw

No in-app purchases

None

E

No in-app purchases

Questions

Is Westlaw free?
Westlaw is free to download, with no in-app purchases.
Is E free?
E is free to download, with no in-app purchases.
Which has better reviews, Westlaw or E?
E is rated higher. Westlaw averages 2.3 out of 5 from 121 ratings, while E averages 5.0 from 46 ratings.
Do Westlaw or E have ads?
Neither Westlaw nor E shows ads.
Which is updated more often, Westlaw or E?
Westlaw ships an update every 3 months, and E every 6 months. Most recently, Westlaw was updated on October 14, 2026 and E on October 17, 2026.

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