Crowd Impact

Measure audience CO₂ emissions

Free · In‑App Purchases

iPad

Do you want to make your event or organization more environmentally friendly? Then take a close look at the travel emissions of your audience - for cultural venues or festivals, for example, these account for 60-90% of the total emissions. With Crowd Impact, collecting this travel data becomes a breeze. Forget the cumbersome handling of paper forms, pens, and complex Excel sheets! Our intuitive survey app allows for easy, fast, and error-free collection of travel routes and modes of transportation used by your attendees, including the automatic calculation of CO₂ emissions. EASY TO USE Place an iPad at the entrance of your venue or have your attendees surveyed by a mobile team. Our user-friendly interface ensures that everyone can participate in the survey easily, anonymously, and quickly. Not every person needs to be surveyed – a sample is sufficient for statistical significance. For multi-day events, the app captures different travel patterns including accommodation and daily commutes. COMPREHENSIVE DATA ANALYSIS Gain valuable insights into the mobility data of your event: total CO₂e emissions, transportation choices, average CO₂e emissions per attendee, average distance travelled, average vehicle occupancy, and much more. MAP VIEWS Use our heatmap to see where your audience is coming from, or watch the animated route map where journeys are visualised with transport-mode emojis. This information will help you plan shuttle buses or other transportation options. GRAPHICAL BREAKDOWN Discover detailed information about transportation usage in percentages, relative emissions by transportation mode, and average kilometres travelled by transportation mode. These data will support you in developing a more sustainable transportation concept. ACTIONS Build a decarbonisation plan using action cards. For each annual footprint, sort measures into Implemented, Not Implemented, or Not Relevant. Cards are pre-filtered by your location types so you see the most relevant measures first. Export your plan or send it by email. PROGRESS Compare travel behaviour and emissions across multiple years: emissions per trip, public transport share, vehicle occupancy, and more. See at a glance what's improving and use the KPIs for your sustainability reporting. DATA EXPORT Export all data as an Excel file with a cover sheet, summary, and segment-level raw data. Use the collected information for future planning and to incentivise more sustainable travel. AWARENESS By participating in the survey, your attendees will learn how much CO₂e their transportation choices have caused and what more environmentally friendly alternatives are available. This raises awareness among your audience, which can reduce travel emissions in the medium and long term. Start now with Crowd Impact and take the first step towards sustainable events! Download the app and become part of a growing community dedicated to more environmentally friendly events. ▸ CO₂ calculations are based on verified methods and data sources. ▸ An active annual subscription allows for unlimited surveys at multiple locations for an organisation. ▸ Industries, staff, etc., can also be surveyed and recorded separately. ▸ Optimised for iPad. TERMS OF USE By downloading this app, you agree to Apple's Standard End User License Agreement (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/) and our Privacy Policy (https://crowdimpactapp.com/terms-conditions-app-en/).

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Three new sections and a major survey upgrade. * New: Multi-day event surveys — Attendees now describe their travel across multiple event days, including accommodation and daily commutes. The app models arrival and recurring legs separately, so you get a far more accurate emissions picture for conferences, festivals, and multi-day events. * New: Actions — Build a decarbonisation plan with action cards. For each annual footprint, sort measures into Implemented, Not Implemented, or Not Relevant. The deck is pre-filtered by your location types so you see the most relevant measures first. Export or email your finished plan. * New: Progress — Compare travel behaviour and emissions across footprint years: emissions per trip, public transport share, car occupancy, distance and more. See at a glance what's improving and get the KPIs you need for sustainability reporting. * New: Allocation factors — Weight flight emissions by trip purpose. Choose automatic (based on survey answers), full (100%), or custom factors by distance class. * Richer dashboard statistics — Tap any primary stat for distribution details (median, quartiles, standard deviation). Multi-trip surveys show per-person aggregates alongside per-trip values. * Improved Excel export — Now with a cover sheet, summary, structure sheet, and segment-level raw data. Includes allocation factors, trip group data, and Excel formulas for transparent calculations. * Survey dashboard improvements — Sort and search survey entries, select all for bulk actions, and move entries between surveys that share the same destination and questions. * Public transport route suggestions — When attendees choose transit, the app suggests real routes they can accept or customise. * Animated route map — Watch journeys play out on the map with transport-mode emojis and an adjustable speed slider. * Updated emission factors (v4) * Performance — 74% faster sync, smoother dashboards, and quicker data loading through parallelised operations and smarter caching. * iOS 26 polish — Liquid Glass buttons, refreshed toolbars, and layout refinements throughout. * Bug fixes — Resolved crashes (heatmap teardown, chart export, confirmation dialogs), corrected average car occupancy calculation, fixed nested sheet dismissal in transport selection, and many more.

The developer, klimaklitsche GmbH, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Purchases
    • Contact Info
    • User Content
    • Identifiers
    • Diagnostics
  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
  • klimaklitsche GmbH
Size
  • 110.1 MB
Category
  • Business
Compatibility
Requires iPadOS 15.0 or later.
  • iPad
    Requires iPadOS 15.0 or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English and German
Age Rating
4+
In-App Purchases
Yes
  • Audience size over 150,000 $699.00
  • Audience size up to 10,000 $249.00
  • Audience size up to 150,000 $499.00
  • Audience size up to 100,000 $449.00
  • Audience size up to 50,000 $349.00
Copyright
  • © 2025 klimaklitsche GmbH