# Dr. Thump Pro vs Surf Bar

The clearest difference is price: Surf Bar at Free against Dr. Thump Pro's $1.99. Surf Bar also leads on update cadence (fortnightly vs every 39 months) and ratings volume (21 vs 4). On rating, review sentiment, ads and in-app purchases there is nothing between them.

Surf Bar is free to download; Dr. Thump Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dr. Thump Pro holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Surf Bar has 21 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Dr. Thump Pro ships an update every 39 months, Surf Bar fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Dr. Thump Pro | Surf Bar |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/dr-thump-pro/id6451497636/reviews)** | [4.8 (21 ratings)](https://appshunter.io/ios/app/surf-bar/id6736632037/reviews) |
| Number of ratings | 4 | **21** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Fortnightly** |
| Monetization | Paid | **Free** |
| Size | 40 MB | 109 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Cornelius](https://appshunter.io/developer/1698567948) | [Surf Bar](https://appshunter.io/developer/1772762768) |

## What reviewers say

### Dr. Thump Pro

[App page](https://appshunter.io/ios/app/dr-thump-pro/id6451497636)

This app analyzes the sound of thumping a watermelon, combined with its size, to predict its sweetness level on a brix scale. It aims to help users select quality watermelons and avoid bitter ones before purchasing.

**Highlights:** Predicts watermelon sweetness, Uses sound and size analysis, Displays sweetness on brix scale, Helps avoid bitter watermelons, Includes tutorial video

**Features:** Vision Pro support

**In-app purchases:** none


### Surf Bar

[App page](https://appshunter.io/ios/app/surf-bar/id6736632037)

Easily locate nearby shops, browse the menu, and place orders for your favorite acai bowls and smoothies. Track your loyalty points and rewards status to make your next purchase even more rewarding. Enjoy convenient ordering ahead for a quick and satisfying experience.

**Highlights:** Find nearest locations, View menu, Place orders ahead, Check rewards status, Earn loyalty points

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Dr. Thump Pro free?

Dr. Thump Pro costs $1.99, with no in-app purchases.

### Is Surf Bar free?

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

### Which has better reviews, Dr. Thump Pro or Surf Bar?

Dr. Thump Pro is rated higher. Dr. Thump Pro averages 5.0 out of 5 from 4 ratings, while Surf Bar averages 4.8 from 21 ratings.

### Do Dr. Thump Pro or Surf Bar have ads?

Neither Dr. Thump Pro nor Surf Bar shows ads.

### Which is updated more often, Dr. Thump Pro or Surf Bar?

Dr. Thump Pro ships an update every 39 months, and Surf Bar fortnightly. Most recently, Dr. Thump Pro was updated on October 24, 2026 and Surf Bar on October 24, 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.*