# ROBO POOL vs Trombone Level

The clearest difference is ads: ROBO POOL at none against Trombone Level's shown. Trombone Level's advantage is update cadence (every 2 weeks vs monthly) and iOS requirement (15.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ROBO POOL ships an update monthly, Trombone Level every 2 weeks. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ROBO POOL | Trombone Level |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/robo-pool/id6738808012/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 98 MB | 40 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WYBOTICS CO.,LTD](https://appshunter.io/developer/1035099187) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### ROBO POOL

[App page](https://appshunter.io/ios/app/robo-pool/id6738808012)

This application provides control for ROBO robots. It allows users to manage and operate their robotic devices.

**Highlights:** ROBO Robot control, Device operation, Remote management

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

**In-app purchases:** none


### Trombone Level

[App page](https://appshunter.io/ios/app/trombone-level/id6748576970)

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

**In-app purchases:** none


## Frequently asked questions

### Is ROBO POOL free?

ROBO POOL is free to download, with no in-app purchases.

### Is Trombone Level free?

Trombone Level is free to download, with no in-app purchases.

### Do ROBO POOL or Trombone Level have ads?

Trombone Level shows ads; ROBO POOL does not.

### Which is updated more often, ROBO POOL or Trombone Level?

ROBO POOL ships an update monthly, and Trombone Level every 2 weeks. Most recently, ROBO POOL was updated on November 1, 2026 and Trombone Level on November 5, 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.*