Comparison

SubSummit vs CartStars

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

Head to head
About

SubSummit

Features
Read full description

SubSummit is the only event for everyone who works in the rapidly growing $2 trillion subscription, membership and recurring revenue industry that represents 96% of US consumers. Each year, we bring together 1,600+ executives and operators from established enterprises, direct-to-consumer startups, innovative tech companies, active investors and more. These pioneers come from across a broad range of industries, including e-commerce, media, publishing, retail, streaming, SaaS, digital, automotive and beyond. What’s Waiting For You at SubSummit --In-person connections that lead to profitable collaborations, driven by groundbreaking programs --Tangible ROI through dedicated networking opportunities that align with your company goals --An epic experience you simply can’t get from other in-person (or virtual) events --Exclusive data researched to combat rising churn rates and decreasing LTVs --Innovating technology from cutting-edge solution providers that have the tools to help you overcome any current & future obstacle --An incredible After-Party featuring B.o.B! The Hosted Merchants Program is the largest dedicated networking event for solutions providers to meet 1-on-1 with recurring revenue businesses. Each meeting is double opt-in, meaning you only meet with the individuals you requested to connect with! SubSummit 2026's Mobile App enables you to do pre-event tasks, get the most out of your time onsite and provide feedback after the event. You must be registered for SubSummit 2026 to use the app.

About

CartStars

An invitation-only platform for top retail and eCommerce leaders to connect with peers, discover trusted solutions, and access exclusive insights. It fosters collaboration and growth within a sales-free community.

Highlights
  • Exclusive events for executives
  • Peer-recommended solutions
  • Access to executive knowledge
  • Sales-free collaborative community
  • Build genuine industry connections
Features
Read full description

CartStars is an invitation-only platform connecting the top 5% of retail and eCommerce leaders. Designed to empower decision-makers, our app provides exclusive access to curated relationships, tools, and insights that fuel growth and innovation. Key Features: • Exclusive Events: Attend local and virtual experiences tailored to high-level executives. • Peer-Recommended Partners: Discover solutions trusted and used by other top-performing brands. • Ask the CartStars: Tap into the collective knowledge of experienced executives. • Sales-Free Community: Engage with a vetted network of leaders focused on collaboration, not sales pitches. With CartStars, you can: • Build genuine connections with industry peers. • Leverage trusted recommendations to optimize your operations. • Access a network of innovative solutions and real-world advice. Who We Serve: CartStars is exclusively for executives at the top 5% of retail and eCommerce brands, ensuring a high-caliber, focused network. Join the leaders who are shaping the future of the industry.

Screenshots

SubSummit4 screens
CartStars3 screens

Verdict

The call

The clearest difference is device support: CartStars at 3 against SubSummit's 1. On price, update cadence, ads and in-app purchases 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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 9 level
SubSummit versus CartStars: the parameters behind the verdict, then further details
ParameterSubSummitCartStars
PriceFreeFree
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size53 MB39 MB
Age rating17+4+
DeveloperCore3 SolutionsCartStars

In-app purchases

None

SubSummit

No in-app purchases

None

CartStars

No in-app purchases

Questions

Is SubSummit free?
SubSummit is free to download, with no in-app purchases.
Is CartStars free?
CartStars is free to download, with no in-app purchases.
Do SubSummit or CartStars have ads?
Neither SubSummit nor CartStars shows ads.
Which is updated more often, SubSummit or CartStars?
SubSummit ships an update every 3 weeks, and CartStars every 3 weeks. Most recently, SubSummit was updated on November 4, 2026 and CartStars on October 30, 2026.

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