Orenda vs BlendPlus
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.
BlendPlus
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BlendPlus by Tierra is the intelligent fleet management platform designed for OEMs, dealers, rental companies, contractors and operators who need complete visibility and control over their assets — from construction and agriculture to on-road and smart-city equipment. Built on Tierra’s certified telematics infrastructure and advanced data analytics technology, BlendPlus connects every machine in your fleet into one powerful, data-driven ecosystem. Monitor performance, track locations, analyze operating patterns, and predict maintenance needs, all through an intuitive interface that turns complex data into clear, actionable insights. With proactive and predictive maintenance, you can prevent costly downtime and keep your fleet running at its best. Real-time alerts, remote diagnostics, and automatic service reminders help you plan interventions, extend equipment life, and improve operational efficiency. BlendPlus doesn’t just manage your fleet, it helps you operate smarter, faster, and more sustainably. Reduce fuel consumption, optimize maintenance costs, and make data-driven decisions to enhance productivity and minimize environmental impact. BlendPlus by Tierra. Turning data into decisions that drive your business forward.
Screenshots
Verdict
The clearest difference is update cadence: Orenda at monthly against BlendPlus's every 3 months. BlendPlus's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Orenda ships an update monthly, BlendPlus every 3 months. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.
| Parameter | Orenda | BlendPlus |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (476 ratings) — better | — |
| Positive reviews | 82.8% of reviews | — |
| Number of ratings | 476 — better | — |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 78 MB | 103 MB |
| Age rating | 4+ | 9+ |
| Developer | Hasa Inc. | Topcon Tierra |
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)
BlendPlus
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Orenda
No in-app purchases
BlendPlus
No in-app purchases
Questions
Is Orenda free?
Is BlendPlus free?
Do Orenda or BlendPlus have ads?
Which is updated more often, Orenda or BlendPlus?
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