PoolTherm vs Rasenfreude
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PoolTherm
Remotely manage your pool's heating system from your mobile device. Control power, modes, temperature, and set timers. Includes weather forecasts to optimize heating schedules.
- Remote heat pump control
- On/Off functionality
- Whisper/Boost mode selection
- Water temperature setting
- Timer scheduling
- Weather forecast integration
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PoolTherm app is a smart app and remote controller for your pool heating. It can control pool heat pump in your mobile phone. Main functions: 1. Control On/Off of your pool heat pump 2. Select Whisper/Boost mode 3. Set water temperature 4. Set timer 5. Weather forecast In accordance with the Product Security and Telecommunications Infrastructure (Security Requirements for Relevant Connectable Products) Regulations 2023, the link allows security vulnerabilities identified on I-PAC and Pooltherm products sold within the United Kingdom to be reported to Dantherm Group. The link also provides information on when and how the vulnerability report will be acknowledged, when and how progress updates on any investigation into the vulnerability will be supplied, and the relevant minimum security update periods for I-PAC and Pooltherm products. Link https://info.danthermgroup.com/en-gb/vulnerability-report
Rasenfreude
This digital journal helps you meticulously track and plan all essential lawn care activities. Document mowing, watering, fertilizing, and more, while managing equipment and viewing your lawn's progress over time. Receive scheduled reminders to ensure no task is forgotten.
- Document lawn care activities
- Track mowing, watering, fertilizing
- Manage multiple lawns
- Save lawn photos
- Timeline of maintenance activities
- Manage lawn equipment
- Scheduled tasks and reminders
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Rasenfreude is your digital lawn diary. Keep track of everything you do for your lawn in one place. See at a glance when you last mowed, watered, fertilized or overseeded, and how your lawn develops over time. Rasenfreude helps you not only record your lawn care, but also plan and evaluate it. Planned activities and reminders make sure you never miss an important step. What Rasenfreude offers: - Document your lawn care simply and clearly - Log mowing, edge cutting, watering, fertilizing, top dressing, ventilating, scarifying, aerifying and overseeding - Manage several lawns - Follow your activities as a timeline or in a calendar - Add photos to every activity and see how your lawn develops over weeks and months - Create fertilizers and seeds as products, with photo and composition from the label - Record mixes of several products per fertilizing or overseeding - Enter amounts either as a total or per m² - Nutrient statistics: how much nitrogen, phosphate and potassium have you applied in total and per m²? - Statistics with activities per month, effort and duration, filterable by period and lawn - Manage tools such as mowers or scarifiers, including uses, total time and last usage - Keep planned work and reminders in view - German and English, metric or imperial units Rasenfreude is for everyone who enjoys caring for their lawn and wants to understand it better. Whether you are a garden owner, hobby gardener or lawn enthusiast: with Rasenfreude, individual tasks become a real lawn diary. One thing was especially important during development: Rasenfreude is not a subscription. You pay once and can use the app for as long as you like. No running costs, no hidden subscriptions, just an app that supports your lawn care in the long run. Your data stays with you: All information is stored directly on your device and can be backed up and restored via iCloud or as a backup file. Feedback, wishes and ideas are always welcome. We want to keep improving Rasenfreude, together with you.
Screenshots
Verdict
The clearest difference is review sentiment: Rasenfreude at 100% against PoolTherm's 0%. Rasenfreude also leads on update cadence (every 9 days vs every 24 months). PoolTherm's advantage is price (Free vs $3.99) and iOS requirement (11.0 vs 18.6). On 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
PoolTherm is free to download; Rasenfreude costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
PoolTherm ships an update every 24 months, Rasenfreude every 9 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | PoolTherm | Rasenfreude |
|---|---|---|
| Price | Free — better | $3.99 |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Update frequency | Every 24 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 241 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Dantherm | Maurice Karg |
Customer experience
PoolTherm
Rasenfreude
In-app purchases
PoolTherm
No in-app purchases
Rasenfreude
No in-app purchases









