# Chill vs Bob Environmental

The clearest difference is price: Chill at Free against Bob Environmental's $0.99. Bob Environmental's advantage is update cadence (every 2 weeks vs every 4 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Chill is free to download; Bob Environmental costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Chill ships an update every 4 months, Bob Environmental every 2 weeks. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Chill | Bob Environmental |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chill-cold-plunge-timer/id6449394827/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Anda Blandu](https://appshunter.io/developer/1688883018) | [Kim Martini](https://appshunter.io/developer/1729267728) |

## What reviewers say

### Chill

[App page](https://appshunter.io/ios/app/chill-cold-plunge-timer/id6449394827)

This app is a dedicated companion for cold plunge sessions, offering precision timing, guided breathing exercises, and rhythmic chimes to enhance your cold immersion experience. It helps optimize your practice for physical recovery, mental clarity, and energy boosts.

**Highlights:** Customizable session durations, Guided box breathing exercise, 30-second interval chimes, 10-second final countdown, Enhances cold immersion benefits

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Bob Environmental

[App page](https://appshunter.io/ios/app/bob-environmental/id6477407938)

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Chill free?

Chill is free to download, with no in-app purchases.

### Is Bob Environmental free?

Bob Environmental costs $0.99, with no in-app purchases.

### Do Chill or Bob Environmental have ads?

Neither Chill nor Bob Environmental shows ads.

### Which is updated more often, Chill or Bob Environmental?

Chill ships an update every 4 months, and Bob Environmental every 2 weeks. Most recently, Chill was updated on October 1, 2026 and Bob Environmental on October 2, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*