GroSens Handheld vs Purpl PRO 2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GroSens Handheld
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GroSens Handheld allows you to view your Grosens sensor readings on your device
Purpl PRO 2
Analyze cannabis potency and chemical composition from cultivation to consumption. Get immediate analysis with your smartphone and a pocket-sized device, saving measurements to the cloud. Compare your results to averages and manage your data effectively.
- Real-time potency measurement
- Cloud saving of measurements
- View measurement spectrum
- Compare to average spectrum
- Rename and delete measurements
- Request account deletion
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Our products reduce the mystery and guesswork of cannabis quality and chemical composition throughout the complete lifecycle, from cultivation to consumption. With your smartphone and a pocket-sized PurplPRO Bench, you get an immediate analysis of the potency of your cannabis sample, and can save the measurement to the cloud. Real-time potency measurement is now a reality, Go PurplPRO! Fully new version of Purpl Pro Start a trial version for the new product "Distillate" See more details about the products and which equipment is required for measurements View the generated measurement spectrum and compare it to our average Rename your measurement for better tracking Delete unneeded measurements Request the account deletion from inside the app
Screenshots
Verdict
The clearest difference is in-app purchases: GroSens Handheld at none against Purpl PRO 2's 4. Purpl PRO 2's advantage is iOS requirement (13.0 vs 16.2). On price, update cadence, 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. Purpl PRO 2 sells 4 in-app purchases, starting at $19.99 per month. GroSens Handheld asks for nothing beyond the download.
GroSens Handheld ships an update every 4 months, Purpl PRO 2 every 5 months. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.
| Parameter | GroSens Handheld | Purpl PRO 2 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (2 ratings) — better |
| Positive reviews | — | 25.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 4 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.2 | 13.0 — better |
| Further details — not scored | ||
| Size | 37 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | Rockwool International A/S | PURPL SCIENTIFIC INC |
In-app purchases
GroSens Handheld
No in-app purchases
Purpl PRO 2
- Advanced Tier$19.991 Month
- Advanced Tier$49.993 Months
- Advanced Tier$99.996 Months
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- Advanced Tier$199.991 Year
