Comparison

Pinecone Research vs Karbon

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

Head to head
About

Pinecone Research

Participate in paid surveys and manage your membership conveniently through this app. View available opportunities, take surveys, track your earnings, and redeem rewards. You can also update your profile and contact customer service.

Highlights
  • View survey opportunities
  • Take surveys
  • View and redeem points
  • Survey history
  • Customer service contact
  • Update personal information
Features
Read full description

"Get the full experience of your Pinecone Research membership all through our convenient mobile app. Your one stop spot to: View available survey opportunities Take surveys View and redeem your earned points See your history of surveys taken and points redeemed Contact our Customer Service team Update your personal information like Email, Password, and Security Question Unsubscribe from the Pinecone Research panel" "About Pinecone Research: Pinecone Research is a trusted leader in voicing the opinions of consumers nationwide, which runs under the banner of NielsenIQ. Surveys are made available to panelists/consumers to get input on developing new and improved products. By taking our online surveys, consumer opinions directly influence tomorrow's products today, and allow for consumers to be rewarded with points which can be redeemed as merchandise, gift cards, or cash."

About

Karbon

This app allows environmentally conscious individuals and businesses to support clean energy and eco-friendly initiatives. Users can contribute to projects like tree planting and ocean de-acidification, track their impact, and receive achievement badges. Offset plans can be switched or canceled, with payments charged monthly or annually.

Highlights
  • Support tree planting and carbon reduction projects
  • Receive achievement badges
  • Switch supported projects
  • Attend eco-friendly events
  • Calculate carbon footprint
  • Monthly and annual offset plans
Features
Read full description

Karbon-X is an app that caters to environmentally conscious people and businesses who wish to contribute to clean energy and eco-friendly initiatives and offset their carbon emissions. The app is free to download. What can users do? *Support projects from tree planting to carbon reduction projects such as ocean de-acidification *Receive achievement badges as a way of appreciation for supporting a project *Switch projects that you support with no changes to your Offset plan *Attend events *Corporations and individuals can support any carbon-reducing project Offset Plans & Terms With Karbon-X, users can support a range of verified projects to promote sustainability and reduce carbon footprints. Karbon-X provides a pre-determined carbon footprint calculation based on your situation and needs. The user selects an offset plan to fund an on-the-ground carbon reduction project. As a show of appreciation, a badge is given to the user. Badges are not purchased in the app. Payment is charged every month or annually and can be canceled anytime through the Web app or mobile apps. Refunds are not provided once payment has been made. Plans do not increase based on your selected project unless you change your plan to include more plan members. For more info please visit our Terms of Service https://karbon-x.com/termsofservice/ or Privacy Policy https://karbon-x.com/privacy/

Screenshots

Pinecone Research4 screens
Karbon4 screens

Verdict

The call

The clearest difference is review sentiment: Karbon at 78% against Pinecone Research's 12%. Karbon also leads on rating (4.7 vs 2.0) and update cadence (every 2 weeks vs every 5 weeks). Pinecone Research's advantage is ratings volume (149 vs 15). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Karbon holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: Pinecone Research has 149 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 12% of Pinecone Research's written reviews are positive against 78% of Karbon's.

UpkeepUpdate frequency

Pinecone Research ships an update every 5 weeks, Karbon every 2 weeks. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Pinecone Research versus Karbon: the parameters behind the verdict, then further details
ParameterPinecone ResearchKarbon
PriceFreeFree
Rating2.0 (149 ratings)4.7 (15 ratings) — better
Positive reviews11.7% of reviews77.8% of reviews — better
Number of ratings149 — better15
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.013.0
Further details — not scored
Size18 MB91 MB
Age rating4+9+
DeveloperMarket Once Holdings.com, LLCKarbon-X Project Inc.

Customer experience

Pinecone Research

All ratings144 ratings
Positive23.6%
Neutral2.8%
Negative73.6%
Written reviews94 reviews
Positive11.7%
Neutral2.1%
Negative86.2%

Karbon

All ratings15 ratings
Positive93.3%
Neutral0.0%
Negative6.7%
Written reviews9 reviews
Positive77.8%
Neutral0.0%
Negative22.2%

Bugs and requests

Pinecone Research

Reported bugs

16 issues
  • Surveys not loading, closing, or giving errors at the end
  • Login issues, password reset not working
  • App crashing or freezing
  • Points not being credited after completing surveys
  • Redemption page errors
Show 11 more
  • App not working in certain regions (e.g., US)
  • Sign-up button missing
  • Inability to update demographics
  • Link from email not working
  • Website pages turning white
  • 2-Step verification phone number already in use error
  • App not refreshing after survey completion
  • Incompatibility with certain browsers
  • Survey questions not rendering correctly
  • App not loading on mobile devices
  • Rewards page down for extended periods

Requested features

9 requests
  • Improve app/website stability and performance
  • Fix survey loading and closing issues
  • Restore previous payout methods (e.g., PayPal)
  • Increase survey availability and qualification rates
  • Improve customer service responsiveness and effectiveness
Show 4 more
  • Provide clearer information on point values and redemption
  • Offer more product testing opportunities
  • Ensure app compatibility across devices and regions
  • Revert to older, more functional version of the app/site

Karbon

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Pinecone Research

No in-app purchases

None

Karbon

No in-app purchases

Questions

Is Pinecone Research free?
Pinecone Research is free to download, with no in-app purchases.
Is Karbon free?
Karbon is free to download, with no in-app purchases.
Which has better reviews, Pinecone Research or Karbon?
Karbon is rated higher. Pinecone Research averages 2.0 out of 5 from 149 ratings, while Karbon averages 4.7 from 15 ratings.
Do Pinecone Research or Karbon have ads?
Neither Pinecone Research nor Karbon shows ads.
Which is updated more often, Pinecone Research or Karbon?
Pinecone Research ships an update every 5 weeks, and Karbon every 2 weeks. Most recently, Pinecone Research was updated on October 24, 2026 and Karbon on October 24, 2026.

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