This & That vs Brushr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
This & That
This app analyzes your health data to uncover correlations and provide insights into exercise, diet, vital signs, and more. It presents complex statistical information in an easy-to-understand format.
- Correlates diverse health data types
- Analyzes exercise, diet, vitals, and more
- Calculates correlation coefficients and p-values
- Performs cross and lagged correlations
- Explains statistical data in simple terms
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This & That find correlations in your Health data to help you gain a deeper understanding. - Finds correlations between almost all Health app data types, including: - Exercise and activity - Dietary types (both macro and micro nutrients) - Body measurements and vital signs - Tracked symptoms - Reproductive health - Meditation and sleep stages - Environmental sound and headphone exposure - Daily weather (temperature, humidity, precipitation, etc) - Calculates and displays statistically appropriate information such as correlation coefficients, confidence intervals, and p-values. - Calculates cross correlations, lagged correlations for up to 60 days before and after, and also Granger causality. - Provides correlation analyses in layman's terms to make the statistical data accessible and understandable. Note: All app functionality requires an active free trial, active subscription, or Lifetime purchase.
Brushr
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Make your oral hygiene routine more efficient with Brushr, the ultimate toothbrushing timer designed for iPhone and Apple Watch. Say goodbye to guesswork and hello to healthier smiles as Brushr helps you keep track of your brushing sessions. Features: * Standard Timers: Choose from a set of pre-selected times with Brushr’s to get you started as quickly as possible. * Customisable Timers: Personalise your brushing experience by adjusting timer intervals to suit your dental routine. * Sync with Apple Health: Seamlessly integrate your brushing data with the Apple Health app to keep track of your oral health effortlessly. * Apple Watch Compatibility: Monitor your brushing sessions conveniently from your wrist with Brushr’s Apple Watch support, making it easier than ever to maintain good oral hygiene on the go. * User-Friendly Interface: Navigate Brushr's intuitive interface with ease, ensuring an stress-free user experience for all ages. Download Brushr now and embark on a journey towards a brighter, healthier smile!
Screenshots
Verdict
The clearest difference is in-app purchases: Brushr at none against This & That's 3. Brushr also leads on iOS requirement (17.0 vs 26.0). On price, update cadence, ads 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
Both are free to download. This & That sells 3 in-app purchases, starting at $1.99 per month. Brushr asks for nothing beyond the download.
This & That ships an update every 6 weeks, Brushr every 2 months. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.
| Parameter | This & That | Brushr |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (9 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Requires iOS | 26.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 12 MB | 2 MB |
| Age rating | 12+ | 4+ |
| Developer | Matthew Bruce Greenfield | Mark Howard |
In-app purchases
This & That
- Monthly subscription7 Days trial$1.991 Month
- Yearly subscription7 Days trial$17.991 Year
- Lifetime purchase$69.99
Brushr
No in-app purchases









