Summer smiles vs NirvanaHP
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Summer smiles
Easily maintain balanced pool or spa water with instant product recommendations. Input your water analysis results to receive precise guidance on the exact amount of chemicals needed for optimal water quality. Create profiles for multiple pools or spas and manage your water care efficiently.
- Water analysis input
- Instant product recommendations
- Chemical dosage calculation
- Pool and spa profiles
- Product purchasing list
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With our mobile application, you will be able to enter the parameters of your pool or spa water and then get instant recommendations on the exact amount of products to be used. Therefore, you will enjoy a perfectly balanced pool or spa water. With the mobile application you will be able to: -Create a profile for each pool or spa you have; -Enter and save your water analysis results; -Get recommendations on how to have a perfectly balanced pool or spa water; -Get a list of products to buy;
NirvanaHP
This app allows you to remotely control your Nirvana heat pump using your iPhone or iPad. It requires the optional WIFI interface board to be installed in your heat pump for wireless functionality.
- Wireless heat pump control
- iPhone and iPad compatibility
- Remote temperature adjustment
- Requires WIFI interface board
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Control Your Nirvana Heat Pump wirelessly with you Iphone or Ipad. To use this feature, you must have the optional WIFI interface board installed in your heat pump.
Screenshots
Verdict
The clearest difference is review sentiment: Summer smiles at 80% against NirvanaHP's 28%. Summer smiles also leads on rating (5.0 vs 1.3) and iOS requirement (12.0 vs 14.0). NirvanaHP's advantage is update cadence (every 2 months vs every 17 months) and ratings volume (6 vs 2). On price, ads, in-app purchases and monetization model 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.
Summer smiles holds the better App Store score, 5.0 against 1.3. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 80% of Summer smiles's written reviews are positive against 28% of NirvanaHP's.
Summer smiles ships an update every 17 months, NirvanaHP every 2 months. The most recent releases landed on September 16, 2026 and September 18, 2026 respectively.
| Parameter | Summer smiles | NirvanaHP |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | 1.3 (6 ratings) |
| Positive reviews | 80.0% of reviews — better | 28.3% of reviews |
| Number of ratings | 2 | 6 — better |
| Update frequency | Every 17 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 6 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Sani-Marc Inc. | Nirvana Heat Pumps |
Customer experience
Summer smiles
NirvanaHP
In-app purchases
Summer smiles
No in-app purchases
NirvanaHP
No in-app purchases
