WaterGuru vs AppLights Permanent
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WaterGuru
This app provides comprehensive control over your pool's water chemistry. It helps maintain a safe environment by keeping out harmful contaminants and offers lab-grade analysis and treatment advice for simplified pool management.
- Pool water chemistry control
- Harmful virus and bacteria prevention
- Lab-grade analysis
- Water treatment advice
- Simplified pool management
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Get ultimate control over your pool water chemistry with WaterGuru. Keep harmful viruses and bacteria out and simplify how you manage your pool forever. Rebuilt from the ground up, the next generation app includes all features you love and more, including lab grade analysis and water treatment advice.
AppLights Permanent
Install permanent lights for year-round use and customize them through the app. Choose colors, effects, and pre-programmed light shows for holidays or everyday accent lighting.
- Permanent year-round lighting
- Customizable colors and effects
- Individual bulb control
- Pre-programmed light shows
- Holiday and everyday accent lighting
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AppLights PERMANENT™ provides bright lifestyle lighting you can enjoy all year. Install these amazing lights once then customize them in the app for any holiday, celebration or everyday accent lighting. Enjoy customized lighting for your home with AppLights PERMANENT™. FEATURES: YEAR-ROUND LIFE-STYLE LIGHTING Permanent lights for holidays and every day TOTAL CUSTOMIZATION Instantly choose your colors and effects—even down to each individual bulb. PRE-PROGRAMMED EFFECTS Select from dozens of pre-programmed light shows. Smart Device Compatibility Requirements: • iPhone: iPhone 5s or higher version** • iPad/iPod: iPad (5,6 series), iPad Mini (2,3,4,5 series), iPad Air (1,2 series), iPad Pro, iPad Touch (6,7 series with iOS 12.0 or higher)
Screenshots
Verdict
The clearest difference is review sentiment: WaterGuru at 74% against AppLights Permanent's 0%. WaterGuru also leads on rating (4.1 vs 1.3) and ratings volume (239 vs 12). AppLights Permanent's advantage is iOS requirement (12.0 vs 15.0). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
WaterGuru holds the better App Store score, 4.1 against 1.3. That said, the two scores are not equally well evidenced: WaterGuru has 239 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 74% of WaterGuru's written reviews are positive against 0% of AppLights Permanent's.
WaterGuru ships an update every 4 weeks, AppLights Permanent every 2 months. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.
| Parameter | WaterGuru | AppLights Permanent |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (239 ratings) — better | 1.3 (12 ratings) |
| Positive reviews | 73.8% of reviews — better | 0.0% of reviews |
| Number of ratings | 239 — better | 12 |
| Update frequency | Every 4 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 155 MB | 37 MB |
| Age rating | 4+ | 4+ |
| Developer | WaterGuru, Inc | Gemmy Industries Corporation |
Customer experience
WaterGuru
AppLights Permanent
Bugs and requests
WaterGuru
Reported bugs
3 issues- App notifications not working properly
- Inability to upload pool photos
- Inconsistent app performance after updates
Requested features
4 requests- Ability to set custom testing schedule
- Measure salt levels
- Provide more advice on adjusting water chemistry
- Add hourly temperature readings
AppLights Permanent
Not enough reviews yet to summarise bugs or requests.
In-app purchases
WaterGuru
No in-app purchases
AppLights Permanent
No in-app purchases
Questions
Is WaterGuru free?
Is AppLights Permanent free?
Which has better reviews, WaterGuru or AppLights Permanent?
Do WaterGuru or AppLights Permanent have ads?
Which is updated more often, WaterGuru or AppLights Permanent?
Other comparisons
