# Tooth Buddy vs SaunaFlow

The clearest difference is price: SaunaFlow at Free against Tooth Buddy's $1.99. SaunaFlow also leads on update cadence (fortnightly vs every 3 months). Tooth Buddy's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

SaunaFlow is free to download; Tooth Buddy costs $1.99 up front. SaunaFlow sells 1 one-off in-app purchase. Tooth Buddy asks for nothing beyond the download.

Tooth Buddy ships an update every 3 months, SaunaFlow fortnightly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Tooth Buddy | SaunaFlow |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tooth-buddy/id6474042932/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 5 MB | 9 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [Christian Thompson](https://appshunter.io/developer/1511795684) | [YANGLI CHEN](https://appshunter.io/developer/1886058795) |

## What reviewers say

### Tooth Buddy

[App page](https://appshunter.io/ios/app/tooth-buddy/id6474042932)

This app is a 2-minute brushing timer designed for Apple Watch. It helps users maintain a consistent oral hygiene routine by tracking sessions, providing reminders, and offering quick access via widgets and complications.

**Highlights:** 2-minute brushing timer, HealthKit integration, Brushing session logging, Smart reminders, Streak tracking, Widgets and complications

**Features:** Apple Watch app

**In-app purchases:** none


### SaunaFlow

[App page](https://appshunter.io/ios/app/saunaflow-sauna-and-cold-timer/id6761906547)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SaunaFlow Premium | $4.99 | one-time |


## Frequently asked questions

### Is Tooth Buddy free?

Tooth Buddy costs $1.99, with no in-app purchases.

### Is SaunaFlow free?

SaunaFlow is free to download, with in-app purchases available.

### Do Tooth Buddy or SaunaFlow have ads?

Neither Tooth Buddy nor SaunaFlow shows ads.

### Which is updated more often, Tooth Buddy or SaunaFlow?

Tooth Buddy ships an update every 3 months, and SaunaFlow fortnightly. Most recently, Tooth Buddy was updated on October 27, 2026 and SaunaFlow on October 25, 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.*