# Sonar vs CENTRIC Rep + TUT Timer

The clearest difference is in-app purchases: CENTRIC Rep + TUT Timer at none against Sonar's 5. CENTRIC Rep + TUT Timer also leads on review sentiment (100% vs 68%) and rating (5.0 vs 4.6). Sonar's advantage is ratings volume (336 vs 3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Sonar sells 5 in-app purchases, starting at $5.99 per month. CENTRIC Rep + TUT Timer asks for nothing beyond the download.

CENTRIC Rep + TUT Timer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Sonar has 336 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 68% of Sonar's written reviews are positive against 100% of CENTRIC Rep + TUT Timer's.

## The numbers

| Metric | Sonar | CENTRIC Rep + TUT Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (336 ratings)](https://appshunter.io/ios/app/sonar-health-and-performance/id1595073849/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/centric-rep-plus-tut-timer/id6749840107/reviews)** |
| Number of ratings | **336** | 3 |
| Positive reviews | 67.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Freemium | **Free** |
| Size | 117 MB | 4 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Sonar Health, Inc.](https://appshunter.io/developer/1595073851) | [PROTECHT Technologies LLC](https://appshunter.io/developer/1832407838) |

## What reviewers say

### Sonar

[App page](https://appshunter.io/ios/app/sonar-health-and-performance/id1595073849)

Unify data from all your wearables and lifestyle trackers to gain personalized health insights. Understand your sleep, recovery, stress, and activity with AI-powered analysis and daily guidance to optimize your well-being.

**Highlights:** Syncs with multiple wearables and apps, AI-powered personalized health insights, Daily scores for recovery, sleep, and stress, Detailed training analytics, 24/7 vitals monitoring, Tailored health recommendations

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sonar Pro - Monthly (Legacy) | $5.99 | per month |
| Sonar Pro - Monthly | $5.99 | per month |
| Sonar Pro - Annual (Legacy) | $49.99 | per year |
| Sonar Pro - Annual | $49.99 | per year |
| Sonar Pro - Lifetime | $249.99 | one-time |

**What reviewers like**

- 🚀 Seamless integration
- 👍 Elegant data presentation
- 💡 Comprehensive health tracking
- 🚀 Intuitive user interface
- 👍 Excellent customer support

**What reviewers complain about**

- 🐛 Sync issues
- 💰 Expensive subscription
- 🔍 Lack of transparency on pricing
- 🔍 Limited feature set for free version

**Reported bugs**

- Inconsistent data syncing
- Crashes and freezes
- Unreliable notifications

**Requested features**

- Customizable widgets
- Deeper data analysis and insights
- Improved historical data tracking
- Integration with more wearable devices


### CENTRIC Rep + TUT Timer

[App page](https://appshunter.io/ios/app/centric-rep-plus-tut-timer/id6749840107)

This app provides precision timing for strength training exercises, focusing on controlled tempos for each rep phase. It offers preset and custom options, audio and haptic feedback, and a customizable rest timer to optimize muscle activation and strength gains.

**Highlights:** Preset and custom tempo options, Apple Watch haptic feedback, Audio cues for rep phases, Customizable rest timer, Synchronized rep phases, Distraction-free interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sonar free?

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

### Is CENTRIC Rep + TUT Timer free?

CENTRIC Rep + TUT Timer is free to download, with no in-app purchases.

### Which has better reviews, Sonar or CENTRIC Rep + TUT Timer?

CENTRIC Rep + TUT Timer is rated higher. Sonar averages 4.6 out of 5 from 336 ratings, while CENTRIC Rep + TUT Timer averages 5.0 from 3 ratings.

### Do Sonar or CENTRIC Rep + TUT Timer have ads?

Neither Sonar nor CENTRIC Rep + TUT Timer shows ads.

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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.*