SubSummit vs CartStars
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubSummit
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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.
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.
- Exclusive events for executives
- Peer-recommended solutions
- Access to executive knowledge
- Sales-free collaborative community
- Build genuine industry connections
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | SubSummit | CartStars |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (5 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 53 MB | 39 MB |
| Age rating | 17+ | 4+ |
| Developer | Core3 Solutions | CartStars |
In-app purchases
SubSummit
No in-app purchases
CartStars
No in-app purchases






