Comparison

Mopiq vs CarbonCalc

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

Head to head
About

Mopiq

Create and study digital flashcards with a smart learning algorithm designed to enhance long-term knowledge retention. This app helps you organize study decks, customize cards, and access them across devices, making learning efficient and enjoyable.

Highlights
  • Create and study flashcards
  • Smart organization of decks
  • Customizable cards
  • Cross-device access
  • Spaced repetition learning
  • Study reminders and progress tracking
Features
Read full description

Mopiq Flashcards helps you create and study flashcards with ease. Built with a sleek design and a smart learning algorithm, Mopiq is the flashcard maker that turns your study sessions into long-term knowledge. Whether you’re preparing for exams, learning a new language, or reviewing important concepts, Mopiq makes it simple to create your own flashcards and study them anytime, anywhere. Why Mopiq Flashcards? • Create and study flashcards in seconds • Smart organization to keep all your decks tidy • Customize cards to suit your learning style • Access your decks across multiple devices • Powered by spaced repetition to help you remember longer How Mopiq helps you learn • Turn complex information into bite-sized flashcards you can review anywhere • Stay consistent with study reminders and progress tracking • Focus on what matters most with adaptive spaced repetition • Learn faster and remember longer without wasting time on endless rereading Mopiq combines simplicity with powerful features, making it easy to create, organize, and study thousands of flashcards without hassle. Join learners worldwide who use Mopiq to make studying more efficient and enjoyable. All personal data is protected in accordance with the Terms of Use and Privacy Policy: Privacy Policy: https://pattern-safflower-f6f.notion.site/Privacy-Policy-27fd54f05ccd809eb0bfdae90e37507f Terms of Service: https://pattern-safflower-f6f.notion.site/Terms-27fd54f05ccd80f8a95fc902a90aebbf

About

CarbonCalc

Discover your environmental impact with a fun quiz and a detailed calculator. Learn how to reduce your carbon footprint through engaging gameplay and personalized estimations of your daily activities.

Highlights
  • Carbon footprint quiz game
  • Environmental impact calculator
  • Learn ways to reduce footprint
  • Estimate impact from activities
  • Educational content
Features
Read full description

Learn about and calculate your carbon footprint! CarbonCalc has two features: a fun quiz game where users can discover what a carbon footprint is and ways to reduce theirs, and carbon footprint calculator where users can estimate their impact on the environment from various activities such as driving.

Screenshots

Mopiq4 screens
CarbonCalc1 screens

Verdict

The call

The clearest difference is in-app purchases: CarbonCalc at none against Mopiq's 10. CarbonCalc also leads on rating (5.0 vs 4.7). Mopiq's advantage is ratings volume (1.4K vs 1). On price, ads, device support and iOS requirement 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. Mopiq sells 9 in-app purchases, starting at $2.99 per 7 days. CarbonCalc asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

CarbonCalc holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Mopiq has 1.4K ratings behind it against 1, so its average is the more settled of the two.

Scorecard4 real differences · 6 level
Mopiq versus CarbonCalc: the parameters behind the verdict, then further details
ParameterMopiqCarbonCalc
PriceFreeFree
Rating4.7 (1.4K ratings)5.0 (1 ratings) — better
Positive reviews69.4% of reviews—
Number of ratings1.4K — better1
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.5
Further details — not scored
Size151 MB4 MB
Age rating4+4+
DeveloperXavier Pedrals CamprubiSteven King

Customer experience

Mopiq

All ratings1,407 ratings
Positive93.9%
Neutral2.1%
Negative4.1%
Written reviews232 reviews
Positive69.4%
Neutral6.5%
Negative24.1%

CarbonCalc

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Mopiq

Reported bugs

5 issues
  • Inability to shuffle cards within a deck
  • Formatting issues when creating new flashcards
  • Inconsistent behavior when reaching daily card limit
  • Sync issues leading to lost progress and deleted decks
  • Crashes and freezes when trying to access certain features

Requested features

5 requests
  • Add desktop/web version for seamless cross-device experience
  • Improve customization options for card layouts and study settings
  • Implement robust export/backup functionality for user data
  • Enhance deck organization with folders and sub-decks
  • Provide more language support beyond just Japanese and Spanish

CarbonCalc

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Mopiq

Subscriptions8
  • Mopiq Flashcards Pro (Weekly)$2.997 Days
  • Mopiq Flashcards Pro (Monthly)$4.991 Month
  • Mopiq Flashcards Pro (Monthly)2 variants$5.991 Month
Show 5 more
  • Mopiq Flashcards Pro (Yearly)3 Days trial$19.991 Year
  • Mopiq Flashcards Pro (Yearly)$20.001 Year
  • Mopiq Flashcards Pro (Yearly)3 Days trial$29.991 Year
  • Mopiq Flashcards Pro (Yearly)1 Year trial$29.991 Year
  • Mopiq Flashcards Pro (Yearly)7 Days trial$29.991 Year
One-time1
  • Mopiq Flashcards Pro (Lifetime)$74.99
None

CarbonCalc

No in-app purchases

Questions

Is Mopiq free?
Mopiq is free to download, with in-app purchases available.
Is CarbonCalc free?
CarbonCalc is free to download, with no in-app purchases.
Which has better reviews, Mopiq or CarbonCalc?
CarbonCalc is rated higher. Mopiq averages 4.7 out of 5 from 1.4K ratings, while CarbonCalc averages 5.0 from 1 ratings.
Do Mopiq or CarbonCalc have ads?
Neither Mopiq nor CarbonCalc shows ads.

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