# Eternal Flow Drone vs Synth Bass Pro

The clearest difference is review sentiment: Eternal Flow Drone at 100% against Synth Bass Pro's 0%. Eternal Flow Drone also leads on rating (5.0 vs 3.0) and chart position (#183 vs unranked). Synth Bass Pro's advantage is price ($1.99 vs $4.99). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

Eternal Flow Drone costs $4.99 and Synth Bass Pro $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Eternal Flow Drone holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews point the same way: 100% of Eternal Flow Drone's written reviews are positive against 0% of Synth Bass Pro's.

Eternal Flow Drone ships an update every 5 months, Synth Bass Pro every 4 months. The most recent releases landed on July 28, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | Eternal Flow Drone | Synth Bass Pro |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/eternal-flow-drone/id1517760024/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/synth-bass-pro/id1592554833/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Best chart rank | **#183** | — |
| Size | 8 MB | 47 MB |
| Requires iOS | **10.2** | 14.3 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Petr Serkin](https://appshunter.io/developer/1476194209) | [Caleb Smith](https://appshunter.io/developer/1586199403) |

## What reviewers say

### Eternal Flow Drone

[App page](https://appshunter.io/ios/app/eternal-flow-drone/id1517760024)

**Currently charting:** #183 Top Paid · Music (US App Store)

This app generates endless ambient drone music directly on your device, creating unique "mixes" that evolve every few minutes. It functions offline and offers features to customize the soundscape, record generated music, and mute specific instruments.

**Highlights:** Endless generative drone music, Offline playback, Automatic track changes, Sound customization, Music recording, Instrument muting

**Features:** macOS Compatibility

**In-app purchases:** none


### Synth Bass Pro

[App page](https://appshunter.io/ios/app/synth-bass-pro/id1592554833)

Create powerful low-end sounds with three iconic synth bass presets. Features an 808 "drop" note for impactful builds and bridges, offering an alternative to traditional bass guitars for various music genres.

**Highlights:** Three iconic synth bass sounds, 808 "drop" note for builds, Low-end sound alternative, Infinite loop possibilities, Suitable for various music genres

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

**In-app purchases:** none


## Frequently asked questions

### Is Eternal Flow Drone free?

Eternal Flow Drone costs $4.99, with no in-app purchases.

### Is Synth Bass Pro free?

Synth Bass Pro costs $1.99, with no in-app purchases.

### Which has better reviews, Eternal Flow Drone or Synth Bass Pro?

Eternal Flow Drone is rated higher. Eternal Flow Drone averages 5.0 out of 5 from 4 ratings, while Synth Bass Pro averages 3.0 from 2 ratings.

### Do Eternal Flow Drone or Synth Bass Pro have ads?

Neither Eternal Flow Drone nor Synth Bass Pro shows ads.

### Which is updated more often, Eternal Flow Drone or Synth Bass Pro?

Eternal Flow Drone ships an update every 5 months, and Synth Bass Pro every 4 months. Most recently, Eternal Flow Drone was updated on July 28, 2026 and Synth Bass Pro on August 21, 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.*