Orenda vs Amano Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Orenda
This app helps you master pool chemistry by accurately calculating chemical dosages and balancing water based on the LSI. It offers a user-friendly experience for both novices and professionals, including a volume estimator and educational videos.
- Chemical dosing calculator
- LSI water balancing
- Pool volume estimator
- User-friendly interface
- Educational videos
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Master pool chemistry with the Orenda pool chemical dosing calculator. Measure pool chemicals accurately while balancing water chemistry according to the LSI. The Orenda App is a swimming pool calculator with a user friendly experience, and makes pool chemistry easier than ever. Try the new pool volume estimator and watch Orenda videos in the app. A pool chemical calculator that allows a novice to dose chemicals as accurately as a professional pool operator.
Amano Pro
This app provides automated monitoring and alerts for commercial pool and spa water chemistry. It offers custom instructions to maintain proper balance, eliminating guesswork for water maintenance.
- Automated chemical alerts
- Custom balancing instructions
- Commercial pool/spa focus
- Real-time water monitoring
- Bacteria prevention
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The Amano Pro App will help keep your commercial pool or spa clean from harmful bacteria. Receive automatic alerts if chemicals are out of balance and custom instructions on how to balance the water. No more guessing. Welcome to the future of commercial water monitoring.
Screenshots
Verdict
The clearest difference is ratings volume: Orenda at 478 against Amano Pro's 7. Amano Pro's advantage is rating (5.0 vs 4.7) and review sentiment (100% vs 82%). 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.
Amano Pro holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Orenda has 478 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 82% of Orenda's written reviews are positive against 100% of Amano Pro's.
Orenda ships an update monthly, Amano Pro fortnightly. The most recent releases landed on October 26, 2026 and October 20, 2026 respectively.
| Parameter | Orenda | Amano Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (478 ratings) | 5.0 (7 ratings) — better |
| Positive reviews | 81.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 478 — better | 7 |
| Update frequency | Monthly | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 78 MB | 105 MB |
| Age rating | 4+ | 4+ |
| Developer | Hasa Inc. | Amano Technologies, Inc. |
Customer experience
Orenda
Amano Pro
Bugs and requests
Orenda
Reported bugs
4 issues- Desired levels changing when inputting current values
- Metric system not functioning as expected
- Slider feature for inputting readings is slow and frustrating
- App not optimized for all iPhone screen sizes
Requested features
5 requests- Ability to save pool volume and desired levels
- Option to log pool history and track trends
- Integration with pool chemical monitors
- Ability to set custom chemical concentrations
- Support for more languages (e.g., Chinese)
Amano Pro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Orenda
No in-app purchases
Amano Pro
No in-app purchases
