Comparison

LegiStorm Pro vs Nucleus Connect

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

Head to head
About

LegiStorm Pro

Access comprehensive congressional staff and member data on the go. Search and browse essential biographical and contact information for government affairs professionals. Stay informed about legislative activity and engage with key contacts through an intuitive mobile interface.

Highlights
  • Search and browse members and staff
  • View biographical and contact information
  • Access DC and district office staff details
  • Track legislative issues covered by staffers
  • View committee and caucus membership
  • Access social media and campaign links
Features
Read full description

Take LegiStorm Pro with you wherever you go with our mobile app for iOS. Monthly and annual subscribers can use their login information to search and browse the essential congressional staff and member data appearing on our website with the ease of an intuitive mobile interface. Features: * Search and browse members and staff by delegation, office, committees and caucuses * View comprehensive, verified member and staff biographical and contact information Member profiles include: * DC and district office staff * List of staffers covering legislative issues * Committee and caucus membership * District map * Social media and campaign links Staffer profiles include: * Verified email addresses * Social media links * Education histories * Photos What is LegiStorm Pro? LegiStorm Pro is a platform for government affairs professionals who need to accurately identify congressional staff, monitor activity on Capitol Hill, and engage with members and staff. The core of LegiStorm Pro is the industry’s most accurate, timely and comprehensive database of contact and biographical data on congressional staff. We track legislative issues covered, roles and titles, education and work histories, disclosures, social media links, and other contextual information. This ensures that our clients accurately identify the correct staff across member offices, committees and caucuses. Want to Learn More? We believe that using LegiStorm Pro is the best method for evaluating its capabilities and value. We offer free 10-day trial subscriptions to organizations that are considering annual subscriptions. To request a demo and trial subscription, please click here. Our Company LegiStorm LLC is a non-partisan, for-profit company that researches, verifies and publishes information about members of Congress and congressional staff. Since 2006, LegiStorm has rapidly grown from being the only provider of congressional salary data to offering a fully integrated Web-based platform for government affairs professionals who need to accurately identify congressional staff, monitor activity on Capitol Hill, and engage with members and staff.

About

Nucleus Connect

Read full description

Nucleus Connect lets you access core campaign management tools on the go: See the latest fundraising stats! Check on the impact of your latest e-blast! Send a quick press release!

Screenshots

LegiStorm Pro4 screens
Nucleus Connect3 screens

Verdict

The call

The clearest difference is update cadence: Nucleus Connect at every 4 months against LegiStorm Pro's every 11 months. LegiStorm Pro's advantage is device support. On price, in-app purchases and iOS requirement 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.

UpkeepUpdate frequency

LegiStorm Pro ships an update every 11 months, Nucleus Connect every 4 months. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 8 level
LegiStorm Pro versus Nucleus Connect: the parameters behind the verdict, then further details
ParameterLegiStorm ProNucleus Connect
PriceFreeFree
Rating2.0 (4 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings4 — better—
Update frequencyEvery 11 monthsEvery 4 months — better
AdsNo—
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — better—
Requires iOS15.0 — better15.1
Further details — not scored
Size5 MB35 MB
Age rating4+4+
DeveloperLegiStorm LLCCampaign Nucleus

In-app purchases

None

LegiStorm Pro

No in-app purchases

None

Nucleus Connect

No in-app purchases

Questions

Is LegiStorm Pro free?
LegiStorm Pro is free to download, with no in-app purchases.
Is Nucleus Connect free?
Nucleus Connect is free to download, with no in-app purchases.
Which is updated more often, LegiStorm Pro or Nucleus Connect?
LegiStorm Pro ships an update every 11 months, and Nucleus Connect every 4 months. Most recently, LegiStorm Pro was updated on November 1, 2026 and Nucleus Connect on October 27, 2026.

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