Comparison

GDM Explore vs Optimus Notes

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

Head to head
About

GDM Explore

Streamline soybean genetics evaluation with this mobile tool. Schedule appointments, navigate to plots, scan QR codes for information, and take detailed notes and pictures. It's a practical and efficient way to manage your variety assessments.

Highlights
  • Integrated appointment scheduling
  • Navigation to Explore Plots
  • QR code scanning for variety info
  • Detailed note-taking
  • Picture capture and tagging
  • Auto-save to online account
Read full description

Elevate your note taking to the next level with GDM Explore 3.0. Soybean evaluation made easy with the latest innovation that fits in your pocket. GDM Explore 3.0. Simple. Practical. Efficient. GDM Explore 3.0 is an app which assists its users in their evaluation of soybean genetics. Users will now be able to schedule an appointment, navigate to the Explore Plots, and take notes on their own time. Gain access all GDM Explore locations. Scan QR codes to download entry lists and individual product information. Take detailed pictures and tag your favorites. GDM Explore 3.0 is your our one-stop shop for soybean variety evaluation. ~~|FEATURES|~~ - Integrated calendar to schedule appointments on your own. - Navigation leading to an Explore plot near you. - Scan QR codes assigned to varieties within the Explore Plots. - View up-to-date, in-depth data on varieties. - Take written notes as you would traditionally with pen and paper. - Take pictures to capture more than words allow. - Favorite varieties that catch your eye. - Auto-save feature automatically uploads notes to your GDM Explore online account. Throw away your pencil and paper and download today!

About

Optimus Notes

This app allows users to record and analyze product ratings with customizable selections and voice dictation. It supports offline use, image attachments, and automatic cloud uploads for review and analysis. Data can be exported to Excel for further processing.

Highlights
  • Offline mode
  • Customizable rating selections
  • Voice dictation for comments
  • Attach pictures to notes
  • Automatic cloud upload
  • Excel export
Features
Read full description

- Load your Locations, Varieties, and Fieldmaps - Go Off Grid with Offline Mode - Customize your Rating Selection at any time - Use our Slide-and-Score ratings to quickly Score your Products - Use Voice dictation for adding comments - Attach Pictures directly to your Notes - Notes get automatically uploaded to GoodSeedAnalytics.com for Review - Browse, Filter, Analyze on page, or “Export Notebook” to generate an Excel file

Screenshots

GDM Explore4 screens
Optimus Notes4 screens

Verdict

The call

The clearest difference is review sentiment: GDM Explore at 100% against Optimus Notes's 0%. GDM Explore also leads on rating (5.0 vs 4.0). On price, ratings volume, update cadence and ads 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

GDM Explore holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 11 and 6 respectively. Written reviews point the same way: 100% of GDM Explore's written reviews are positive against 0% of Optimus Notes's.

UpkeepUpdate frequency

GDM Explore ships an update every 4 weeks, Optimus Notes every 3 weeks. The most recent releases landed on June 1, 2026 and September 19, 2026 respectively.

Scorecard2 real differences · 8 level
GDM Explore versus Optimus Notes: the parameters behind the verdict, then further details
ParameterGDM ExploreOptimus Notes
PriceFreeFree
Rating5.0 (11 ratings) — better4.0 (6 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings11 — better6
Update frequencyEvery 4 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.115.1
Further details — not scored
Size68 MB41 MB
Age rating4+4+
DeveloperGDM Holding S.A.Dymaxion Labs

Customer experience

GDM Explore

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Optimus Notes

All ratings6 ratings
Positive66.7%
Neutral16.7%
Negative16.7%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

GDM Explore

No in-app purchases

None

Optimus Notes

No in-app purchases

Questions

Is GDM Explore free?
GDM Explore is free to download, with no in-app purchases.
Is Optimus Notes free?
Optimus Notes is free to download, with no in-app purchases.
Which has better reviews, GDM Explore or Optimus Notes?
GDM Explore is rated higher. GDM Explore averages 5.0 out of 5 from 11 ratings, while Optimus Notes averages 4.0 from 6 ratings.
Do GDM Explore or Optimus Notes have ads?
Neither GDM Explore nor Optimus Notes shows ads.
Which is updated more often, GDM Explore or Optimus Notes?
GDM Explore ships an update every 4 weeks, and Optimus Notes every 3 weeks. Most recently, GDM Explore was updated on June 1, 2026 and Optimus Notes on September 19, 2026.

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