Thermo Diem vs BadeGuiden
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Thermo Diem
This app provides weather context by comparing apparent temperature across time, showing how today feels relative to yesterday or the future. It translates complex data into easy-to-understand shifts and offers advanced features like trend curves and nationwide movers.
- Apparent temperature comparison
- Relative weather shifts
- Trend curves and future forecasts
- CarPlay and Dynamic Island integration
- Home and Lock Screen widgets
- Nationwide movers feature
- Multi-language support
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Most weather apps give you numbers. Thermo Diem gives you context. A 72° day after freezing weather can feel completely different from 72° after a heat wave. Thermo Diem compares apparent temperature across time, giving you an immediate answer: How does today feel compared with yesterday? You can also look ahead to tomorrow and explore how upcoming days may feel relative to right now or yesterday’s high. RELATIVE WEATHER AT A GLANCE Thermo Diem translates complex weather data into seven clear shifts: • Much Warmer • Warmer • A Little Warmer • About the Same • A Little Cooler • Cooler • Much Cooler Color-synchronized spectrum gauges make every change easy to understand at a glance. APPARENT TEMPERATURE, EXPLAINED Air temperature is only part of how weather feels. Thermo Diem combines established biometeorological models—including NOAA Wind Chill, the Rothfusz Heat Index, and Steadman-based apparent-temperature calculations—to account for conditions such as: • Humidity and vapor pressure • Wind and convective heat loss • Sunlight and solar exposure • The combined thermal effect on the human body The result is a more useful feels-like temperature, placed in the context of recent and upcoming conditions. TREND CURVES & FUTURE SHIFT See today’s feels-like trajectory alongside yesterday’s curve. Explore the seven-day forecast, select upcoming hours, and compare future conditions with right now, the same time yesterday, or yesterday’s high. BUILT FOR IPHONE DUO Open iPhone Duo to reveal a spacious paired comparison of reference and target conditions. Adaptive layouts support expanded, folded, and tabletop use while preserving your selected day, hour, and comparison. CARPLAY, DYNAMIC ISLAND & LIVE ACTIVITIES Bring relative-weather intelligence into your commute. Thermo Diem displays glanceable temperature shifts, feels-like conditions, and synchronized spectrum gauges across CarPlay, the Lock Screen, and Dynamic Island. HOME & LOCK SCREEN WIDGETS Bring Thermo Diem’s bold poster typography to your Home Screen and Lock Screen. Choose from headline, overview, gauge, commute, and driving-focused layouts. Widgets update throughout the day and can be customized with comparison targets and display options. APPLE WATCH Use the standalone Apple Watch app for fast, independent weather checks. A growing collection of complications supports Corner, Circular, Rectangular, and Inline layouts, with designs optimized for glanceability across different watch faces. NATIONWIDE MOVERS Discover where the country’s biggest temperature shifts are happening. Nationwide Movers highlights major 24-hour changes across diverse climate regions. AVAILABLE IN 4 LANGUAGES Thermo Diem supports English, Spanish, French, and German throughout the app, widgets, and Apple Watch experience. PRIVACY FIRST No advertising networks, behavioral tracking, or data harvesting. Just clear, focused weather intelligence.
BadeGuiden
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Welcome to BadeGuiden – your ultimate app for finding the perfect spot to take a dip! All Year Round: The app’s data is continuously updated throughout the year, so whether you're up for a refreshing winter plunge or a soothing summer swim, you'll always be prepared for chilly shivers or warm waves. Across the Country: With more than 900 carefully selected measuring points across Denmark, it's easy to find the perfect place for your next swimming experience. The app covers coastal areas, lakes, and other scenic destinations. Illustrative: To make planning your swimming trips even easier, Badeguiden displays air and water temperatures with easy-to-recognize icons that illustrate weather conditions. That way, you can quickly see if it’s the ideal day for a visit to the water. Descriptions and Facilities: Badeguiden also provides detailed beach descriptions along with easy-to-understand icons showing the available facilities at each location. Whether you're looking for parking, toilets, or food options, the app gives you an overview of what's available at each beach. This helps you easily find the perfect spot that suits your needs and preferences, ensuring a smooth and enjoyable swimming experience with all the info you need right at your fingertips. Widgets: Badeguiden’s widget gives you instant access to updated water temperatures and weather forecasts—right from your home screen.
Screenshots
Verdict
The clearest difference is price: Thermo Diem at Free against BadeGuiden's $0.99. Thermo Diem also leads on update cadence (every 2 weeks vs every 2 months) and device support (4 vs 1). BadeGuiden's advantage is in-app purchases (none vs 2) and iOS requirement (18.0 vs 26.0). On ads 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
Thermo Diem is free to download; BadeGuiden costs $0.99 up front. Thermo Diem sells 1 one-off in-app purchase. BadeGuiden asks for nothing beyond the download.
Thermo Diem ships an update every 2 weeks, BadeGuiden every 2 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | Thermo Diem | BadeGuiden |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.5 (4 ratings) — better | — |
| Positive reviews | 47.6% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone |
| Requires iOS | 26.0 | 18.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Basic Function | Soren Michael Nielsen |
In-app purchases
Thermo Diem
- Remove Ads2 variants$0.99
BadeGuiden
No in-app purchases









