# HotCold — Contrast Therapy & Recovery > Customizable timer and informational resource for contrast bath therapy. (iPhone/iPad app by Gil Padro.) - Source: https://appshunter.io/ios/app/hotcold/id1559387097 (this page in markdown: same URL + `.md`) - Developer: [Gil Padro](https://appshunter.io/developer/570632312) - Category: Health & Fitness, Lifestyle - Price: Free - Rating: 3.00/5 from 1 App Store ratings · 1 written reviews indexed - Age rating: 12+ - Requires: iOS 26.0 · 17 MB - Languages: American English, Bulgarian, Catalan, Danish, Dutch, Finnish, French (France), German (Germany), Italian, Japanese and 10 more - Released: 2022-04-24 - Data updated: 2026-08-21 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/hotcold/id1559387097/reviews.md ## What is HotCold? Build a consistent contrast-therapy routine with a timer designed for hot and cold sessions. HotCold keeps every interval simple and visible, whether you are alternating a sauna and cold plunge, taking a contrast shower, or following your own routine. Choose a preset, customise the timing, and let clear visual and audio cues keep you moving. TRAIN YOUR WAY • Use Shower, Morning Energy, Sore Muscle, and Deep Sleep presets • Adjust hot and cold intervals, repetitions, countdown, and finishing phase • Pause and resume without losing your place • Receive interval alerts while using other apps TAKE APPLE WATCH INTO THE SESSION • Run the timer from your wrist • Capture heart-rate data during supported sessions • Keep your iPhone available as a live session monitor • Sync completed Watch sessions back to your phone SEE YOUR PROGRESS • Review completed and interrupted sessions • Explore hot/cold time, streaks, and completion trends • Inspect heart-rate response across each cycle • Export detailed session data when you need it THERMAL RESILIENCE INSIGHTS With compatible Apple Watch and Health data, HotCold can present heart-rate recovery, HRV-based trends, a rolling personal baseline, and session-by-session thermal response. These measurements are informational and depend on available sensor data. HotCold integrates with Apple Health to read relevant workout and heart-rate information. Health access is optional and controlled by you. Some customisation and insight features require HotCold Premium. Monthly, three-month, and yearly subscriptions renew automatically unless cancelled. A lifetime purchase is also available. Prices are shown before purchase and may vary by region. Manage or cancel subscriptions in your Apple Account settings. HotCold is not a medical device and does not diagnose, treat, cure, or prevent any condition. Contrast exposure can involve risk. Consult a qualified healthcare professional before beginning a new routine, especially if you have a medical condition. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Customizable timer for contrast bath therapy - Informational articles on CBT - Assists with recovery from injuries - Supports understanding of CBT variations ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/hotcold/id1559387097/reviews.md ### 3/5 — Why, no Apple Watch app *2022-12-03* This looks like the kind of simple timer I was looking for for cold water therapy, but why no Apple Watch app? It’s literally begging for one. I will update my review if the developer makes one! Please make one, developer-san! ## Frequently asked questions about HotCold ### What is HotCold used for? HotCold is used to assist with contrast bath therapy (CBT), a treatment that can help with faster recovery from injuries related to tendons and inflammatory processes. It provides a customizable timer and informational articles about CBT. ### Is HotCold free to use? Yes, HotCold is available for free. It does not have any in-app purchases or advertisements, making it a completely free experience for users. ### What devices does HotCold support? HotCold is designed for Apple devices and is supported on iPhone, iPad, and iPod. It is not currently available for Android or other operating systems. ### How often is HotCold updated? The latest version of HotCold is 1.2.0, which was released on 2025-11-08. While specific update frequency isn't detailed, this indicates recent development and maintenance. ### What is the age rating for HotCold? HotCold has an age rating of 12+. This means it is considered appropriate for users aged 12 and older. ### Does HotCold offer offline functionality? The provided information does not specify whether HotCold can be used offline. However, as a timer and informational app, it is likely to function without a constant internet connection for its core features. ### Where can I find information about CBT within HotCold? HotCold includes informational articles that help users better understand the process of contrast bath therapy (CBT) and the variations that can be introduced. These articles are accessible directly within the app. ### What is the user rating for HotCold? HotCold has a rating of 3.0 stars based on 1 rating. This indicates a limited amount of user feedback available at this time. ## Version history (last 4 releases) ### 2.0 — 2026-08-15 Meet the new HotCold: • Thermal Resilience insights and personal HRV baseline • Detailed hot-to-cold heart-rate response for Watch sessions • New Shower, Morning Energy, Sore Muscle, and Deep Sleep presets • Improved Apple Watch session capture and iPhone live monitoring • Session history, trends, and detailed data export • HotCold Premium with flexible subscription and lifetime options ### 1.2.0 — 2025-11-08 - Updated UI for iOS 26 ### 1.1.0 — 2023-02-27 - Added customisable icon. ### 1.0 — 2022-04-24 No release notes. ## More apps by Gil Padro - [Tailored - Custom workouts](https://appshunter.io/ios/app/tailored-custom-workouts/id1662202376) All apps by Gil Padro: https://appshunter.io/developer/570632312 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-21.*