OpenSprinkler vs Purpl PRO 2
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenSprinkler
Control your OpenSprinkler irrigation system remotely. Monitor device status, modify watering schedules, and launch programs instantly. Features manual testing, multi-device support, and weather integration.
- Device status monitoring
- Program modification
- Instant program launch
- Manual testing mode
- Multi-device support
- Weather and forecast integration
- Log data visualization
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The application allows you to automatically detect and control your OpenSprinkler irrigation system(s). OpenSprinkler is an open-source Internet web-based sprinkler timer / controller built upon the Arduino platform. Features of the app include: * Easy to understand device status * Quick program modification * Launch ad-hoc or defined programs instantly * Manual mode for convenient testing * Multi-device support * View visual representation of upcoming scheduled programs * View graphical and tabulated representation of log data * View current weather and forecast status for the device location * Change and disable rain delay * Multiple supported languages (Afrikaans, Amharic, Chinese, Czech, Dutch, French, German, Hebrew, Hungarian, Italian, Mongolian, Norwegian, Polish, Portuguese, Slovak, Slovenian, Spanish and more) This application requires you to own an OpenSprinkler that is properly connected to your network. For more information please visit https://opensprinkler.com. You can control your device from outside the local network with proper port forwarding and use of the WAN IP within the application or by using a VPN. For further assistance please visit the forums: https://forums.opensprinkler.com This is open source software: source code for this application can be found at https://github.com/OpenSprinkler/OpenSprinkler-App
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
OpenSprinkler and Purpl PRO 2 both sit at 3.9 stars, but that hides the real split: 65% of OpenSprinkler's written reviews are positive against 25% of Purpl PRO 2's. OpenSprinkler also leads on in-app purchases (none vs 4) and update cadence (every 2 months vs every 5 months). Purpl PRO 2's advantage is iOS requirement (13.0 vs 15.0). On price, rating, 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. OpenSprinkler asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 3.9 for OpenSprinkler against 4.0 for Purpl PRO 2. That said, the two scores are not equally well evidenced: OpenSprinkler has 29 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 65% of OpenSprinkler's written reviews are positive against 25% of Purpl PRO 2's.
OpenSprinkler ships an update every 2 months, Purpl PRO 2 every 5 months. The most recent releases landed on September 24, 2026 and October 8, 2026 respectively.
| Parameter | OpenSprinkler | Purpl PRO 2 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.9 (29 ratings) | 4.0 (2 ratings) — better |
| Positive reviews | 64.8% of reviews — better | 25.0% of reviews |
| Number of ratings | 29 — better | 2 |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 42 MB |
| Age rating | 4+ | 17+ |
| Developer | OpenThings | PURPL SCIENTIFIC INC |
Customer experience
OpenSprinkler
Purpl PRO 2
In-app purchases
OpenSprinkler
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
