MacroInvertebrates vs Aktiv Learning
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MacroInvertebrates
This educational tool provides a mobile interface to a comprehensive database of Vermont macroinvertebrates. It aids researchers in the field by offering quick identification of aquatic organisms found in local streams.
- Mobile interface for macroinvertebrate database
- Quick identification of aquatic organisms
- Updates from online resource
- User-friendly field interface
- Educational tool for researchers
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A mobile interface for the Vermont Macroinvertebrate Database - http://wikieducator.org/Rivers/home. The mobile app updates itself with the website on request and has an easy-to-use interface to help researchers in the field quickly identify the macroinvertebrates they might find in a Vermont stream. This was a student project for CS295/CS395 - App Development & Wireless Devices taught by University of Vermont Associate Professor Christian Skalka. The student team consisted of: Elissa Benedetto, Jeremy Gould, My Mai, Lara Nargozian, and Colum Smith. The database was originally created by the VT EPSCoR Center for Workforce Development and Diversity (VT EPSCoR CWDD) to help with the identification of numerous macroinvertebrates in Vermont waterways. The CWDD continues to add to the WikiEducator site, developed by Declan McCabe, Biology Professor at Saint Michael’s College, which has individual pages for streams throughout Vermont to help identify the approximately 10 most common macroinvertebrates found in each stream, representing more than 95% of the organisms one would find in that stream. This resource has been assembled based upon samples taken by Vermont EPSCoR interns and high school participants between 2008 and 2013. Contributors are far too numerous to mention but we wish to acknowledge Brian Cunningham for establishing the initial structure of the tailored web resources in 2009 and Erin Hayes-Pontius for developing the bulk of the content and photographs between 2009 and 2011. Projects, such as this mobile app, help complement the innovation and workforce development efforts of VT EPSCoR and enhance communications outreach. This app is maintained by Steve Exler, Vermont EPSCoR’s Technologist. Support provided by Vermont EPSCoR with funds from the National Science Foundation Grant EPS-1101317. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.
Aktiv Learning
This platform offers dynamic problems and interactive tools for college-level chemistry and math. It helps students visualize abstract STEM concepts and provides instructors with real-time insights into class understanding. Features include a mobile-friendly Lewis structure drawing tool and over 250 practice questions.
- Interactive Lewis structure drawing tool
- Dynamic STEM problems
- Real-time class results
- Over 250 built-in practice questions
- Create in-class or homework assignments
- Isoform recognition for answers
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Aktiv Learning is an active learning platform built specifically for college-level chemistry and mathematics. Say goodbye to static content and generic multiple choice questions and hello to dynamic problems that are designed to help students learn and visualize abstract concepts in STEM. Aktiv Learning allows chemistry instructors to ask students engaging questions, such as drawing Lewis structures, and receive real-time information on what structures the class is drawing. The app features a custom-built tool that allows students and instructors to quickly and intuitively draw Lewis structures on mobile devices. Additionally, both students and instructors have access to over 250 built-in questions related to Lewis structures, resonance, molecular geometries, VSEPR, hybridization, sigma and pi bonding, and molecular polarity. Features: • Intuitive Lewis structures drawing tool built specifically for mobile devices - Use as engaging demonstration for your students to show example Lewis structures and reinforce concepts such as the octet rule, formal charge, and VSEPR. Students can take advantage of the drawing tool to visualize the relationship between Lewis structures and molecular shapes. • Create in-class or homework assignments - Perfect for clicker, recitation, or review problems. Students receive push notifications to alert and remind them of pending assignments. • Assign or practice with over 250 built-in questions related to Lewis structures, resonance, molecular geometries, VSEPR, hybridization, sigma and pi bonding, and molecular polarity. • Real-time class results - Quickly find common incorrect structures to address student misunderstanding before exams. • Isoform recognition - Aktiv’s technology recognizes correct answers independent of the drawn structure orientation. • Export student activity - Student participation and performance exported in a tap of a button. • Easy sign-up - Students and instructors can create accounts and join courses all within the app in a few steps. • School IT and device independent - Assign, work, and review from any mobile device and over any network connection. More content and features coming soon!
Screenshots
Verdict
The clearest difference is rating: MacroInvertebrates at 4.0 against Aktiv Learning's 3.2. MacroInvertebrates also leads on in-app purchases (none vs 1) and review sentiment (100% vs 73%). Aktiv Learning's advantage is update cadence (every 3 weeks vs every 8 months) and ratings volume (184 vs 1). On price, ads and device support 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. Aktiv Learning sells 1 one-off in-app purchase. MacroInvertebrates asks for nothing beyond the download.
MacroInvertebrates holds the better App Store score, 4.0 against 3.2. That said, the two scores are not equally well evidenced: Aktiv Learning has 184 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of MacroInvertebrates's written reviews are positive against 73% of Aktiv Learning's.
MacroInvertebrates ships an update every 8 months, Aktiv Learning every 3 weeks. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.
| Parameter | MacroInvertebrates | Aktiv Learning |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | 3.2 (184 ratings) |
| Positive reviews | 100.0% of reviews — better | 72.5% of reviews |
| Number of ratings | 1 | 184 — better |
| Update frequency | Every 8 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 24 MB | 95 MB |
| Age rating | 4+ | 4+ |
| Developer | University of Vermont | Top Hat Monocle |
Customer experience
MacroInvertebrates
Aktiv Learning
Bugs and requests
MacroInvertebrates
Not enough reviews yet to summarise bugs or requests.
Aktiv Learning
Reported bugs
10 issues- Pop-up warnings flicker and disappear too quickly
- Drag-and-drop fails 70% of the time on iOS
- App crashes on specific problems with no recovery
- Login errors and password reset failures
- Users locked out of questions permanently
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- Window resizing issues on iPad 12.9in
- Questions don't load properly or display incompletely
- Subscripts/superscripts not displaying on Mac
- Split-screen functionality disabled
- Inconsistent performance between app and web versions
Requested features
10 requests- In-app notification system for assignment reminders
- Ability to sign up for courses on mobile app
- Split-screen functionality on iPad
- Zoom capability for periodic table
- Reset button for Lewis structure questions
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- Full solutions displayed after using all attempts
- Better hints and guidance for dimensional analysis
- School login integration on mobile app
- Improved question clarity and directions
- Subscript and superscript display on web version
In-app purchases
MacroInvertebrates
No in-app purchases
Aktiv Learning
- Chem101 Course Activation$29.99
Questions
Is MacroInvertebrates free?
Is Aktiv Learning free?
Which has better reviews, MacroInvertebrates or Aktiv Learning?
Do MacroInvertebrates or Aktiv Learning have ads?
Which is updated more often, MacroInvertebrates or Aktiv Learning?
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