# soundtronics vs Sphere Flow Pocket

The clearest difference is ads: Sphere Flow Pocket at none against soundtronics's shown. Sphere Flow Pocket also leads on update cadence (daily vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. soundtronics sells 1 one-off in-app purchase and Sphere Flow Pocket sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

soundtronics ships an update every 2 months, Sphere Flow Pocket daily. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | soundtronics | Sphere Flow Pocket |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Size | 7 MB | 2 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Masayuki Akamatsu](https://appshunter.io/developer/284722836) | [Yujiro Yonetsu](https://appshunter.io/developer/6791956376) |

## What reviewers say

### soundtronics

[App page](https://appshunter.io/ios/app/soundtronics/id6756941705)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


### Sphere Flow Pocket

[App page](https://appshunter.io/ios/app/sphere-flow-pocket/id6804212466)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-Day Trial | Free | one-time |
| Sphere Flow Pocket Pro | $39.99 | one-time |


## Frequently asked questions

### Is soundtronics free?

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

### Is Sphere Flow Pocket free?

Sphere Flow Pocket is free to download, with in-app purchases available.

### Do soundtronics or Sphere Flow Pocket have ads?

soundtronics shows ads; Sphere Flow Pocket does not.

### Which is updated more often, soundtronics or Sphere Flow Pocket?

soundtronics ships an update every 2 months, and Sphere Flow Pocket daily. Most recently, soundtronics was updated on September 15, 2026 and Sphere Flow Pocket on September 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*