Comparison

Second Brain vs Narrowstack CRM

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

Head to head
About

Second Brain

This AI chatbot uses GPT technology to generate creative content like stories and songs, answer questions, and provide entertainment. It offers a premium subscription for enhanced features and a free trial period.

Highlights
  • AI-powered writing assistance
  • Story and song generation
  • Question answering
  • Joke telling
  • GPT technology integration
Features
Read full description

Second Brain is a revolutionary AI chat bot powered by GPT Technology. It can write stories, songs, answer your questions, tell a joke and much more! Privacy Policy: https://sites.google.com/view/ai-app-privacy/home User Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Narrowstack CRM

Features
Read full description

Narrowstack is an all-in-one CRM and marketing platform for service-based businesses. It consolidates lead capture, customer communication, sales management, payments, and marketing into a single dashboard. Features Lead Capture Build landing pages, websites, forms, and booking calendars to collect leads. Contacts are automatically added to your CRM. Unified Inbox Manage conversations across SMS, email, phone, social media, and web chat from one place. Email & SMS Marketing Create and send email and text message campaigns. Set up drip sequences and broadcast messages to segmented contact lists. CRM & Pipeline Management Track contacts through customizable sales pipelines. View deal stages, assign tasks, and manage your sales process. Workflow Automation Build automated workflows triggered by events like form submissions, appointment bookings, or pipeline stage changes. Automate follow-ups, task assignments, and notifications. Invoicing & Payments Send invoices, collect payments, and manage billing. Integrates with Stripe, PayPal, and other payment processors. Reputation Management Send review requests, monitor reviews across platforms, and respond from a central dashboard. Courses & Memberships Create and host online courses, membership sites, and learning portals with gated content. AI Suite Conversation AI — Automated chat responses for web and SMS Content AI — Generate marketing copy, emails, and social posts Voice AI — AI-powered phone call handling Workflow AI — Intelligent automation suggestions Integrations Connects with 200+ third-party tools including Google, Facebook, Zapier, QuickBooks, and more.

Screenshots

Second Brain4 screens
Narrowstack CRM3 screens

Verdict

The call

The clearest difference is in-app purchases: Narrowstack CRM at none against Second Brain's 3. Narrowstack CRM also leads on update cadence (every 2 days vs every 4 weeks). On price, ads, device support 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. Second Brain sells 3 in-app purchases, starting at $5.99 per 7 days. Narrowstack CRM asks for nothing beyond the download.

UpkeepUpdate frequency

Second Brain ships an update every 4 weeks, Narrowstack CRM every 2 days. The most recent releases landed on October 11, 2026 and October 17, 2026 respectively.

Scorecard2 real differences · 7 level
Second Brain versus Narrowstack CRM: the parameters behind the verdict, then further details
ParameterSecond BrainNarrowstack CRM
PriceFreeFree
Rating4.8 (61 ratings) — better—
Number of ratings61 — better—
Update frequencyEvery 4 weeksEvery 2 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhoneiPhone, iPad — better
Requires iOS16.616.6
Further details — not scored
Size78 MB344 MB
Age rating17+4+
DeveloperTairs RzajevsNarrowstack LLC

In-app purchases

3 purchases

Second Brain

Subscriptions3
  • Premium for one Week3 Days trial$5.997 Days
  • Premium for one Month3 Days trial$9.991 Month
  • Premium for one Year3 Days trial$39.991 Year
None

Narrowstack CRM

No in-app purchases

Questions

Is Second Brain free?
Second Brain is free to download, with in-app purchases available.
Is Narrowstack CRM free?
Narrowstack CRM is free to download, with no in-app purchases.
Do Second Brain or Narrowstack CRM have ads?
Neither Second Brain nor Narrowstack CRM shows ads.
Which is updated more often, Second Brain or Narrowstack CRM?
Second Brain ships an update every 4 weeks, and Narrowstack CRM every 2 days. Most recently, Second Brain was updated on October 11, 2026 and Narrowstack CRM on October 17, 2026.

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