Comparison

SMHS 2025 vs Carbon Step

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

Head to head
About

SMHS 2025

Features
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The app is designed to provide an easy-to-use tool for the SMHS Congress 2025, taking place from 26-28 June in Hamburg, Germany โ€“ and potentially future SMH Summits. It offers practical information about rooms, speakers, and sessions, as well as general details such as Wi-Fi access and parking options. The integration of the online programme makes the app invaluable for all participants. Additionally, it features a sponsor list and facilitates communication between congress attendees and offers Q&A tools for the sessions. For those who have not yet registered, the app provides an overview of the event and serves as a marketing tool.

About

Carbon Step

Features
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Carbon Step helps you estimate emissions from daily activities (walking, cycling, transit, driving), home energy (electricity/natural gas), food and shopping. Optionally integrates with HealthKit for steps/distance. Set personal goals, receive reminders and tips, and track your progress over time. Highlights: โ€ข Simple logging, some automatic capture โ€ข Goals, notifications, reduction tips โ€ข Local database + optional cloud sync โ€ข Turkish and English support โ€ข Privacy-first design Make your footprint visible and build sustainable habits.

Screenshots

SMHS 20253 screens
Carbon Step4 screens

Verdict

The call

The clearest difference is ads: SMHS 2025 at none against Carbon Step's shown. SMHS 2025 also leads on iOS requirement (15.5 vs 17.6). Carbon Step's advantage is update cadence (every 9 days vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

SMHS 2025 ships an update every 3 weeks, Carbon Step every 9 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

Scorecard3 real differences ยท 3 level
SMHS 2025 versus Carbon Step: the parameters behind the verdict, then further details
ParameterSMHS 2025Carbon Step
PriceFreeFree
Update frequencyEvery 3 weeksEvery 9 days โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS15.5 โ€” better17.6
Further details โ€” not scored
Size86 MB45 MB
Age rating4+4+
DeveloperCPO Hanser Service GmbHMert Huseyin Ciloglu

In-app purchases

None

SMHS 2025

No in-app purchases

None

Carbon Step

No in-app purchases

Questions

Is SMHS 2025 free?
SMHS 2025 is free to download, with no in-app purchases.
Is Carbon Step free?
Carbon Step is free to download, with no in-app purchases.
Do SMHS 2025 or Carbon Step have ads?
Carbon Step shows ads; SMHS 2025 does not.
Which is updated more often, SMHS 2025 or Carbon Step?
SMHS 2025 ships an update every 3 weeks, and Carbon Step every 9 days. Most recently, SMHS 2025 was updated on October 30, 2026 and Carbon Step on October 25, 2026.

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