# TOWERZ CHECK vs FORRO PORTER

The clearest difference is update cadence: TOWERZ CHECK at every 2 weeks against FORRO PORTER's every 2 months. TOWERZ CHECK also leads on iOS requirement (15.0 vs 18.0). On price, ads, 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.

TOWERZ CHECK ships an update every 2 weeks, FORRO PORTER every 2 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | TOWERZ CHECK | FORRO PORTER |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 4 MB | 44 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ES & COMPANY, K.K.](https://appshunter.io/developer/1575320589) | [KAWASAKI HEAVY INDUSTRIES, LTD.](https://appshunter.io/developer/1317208970) |

## What reviewers say

### TOWERZ CHECK

[App page](https://appshunter.io/ios/app/towerz-check/id1575320587)

**Features:** macOS Compatibility

**In-app purchases:** none


### FORRO PORTER

[App page](https://appshunter.io/ios/app/forro-porter/id6504552525)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TOWERZ CHECK free?

TOWERZ CHECK is free to download, with no in-app purchases.

### Is FORRO PORTER free?

FORRO PORTER is free to download, with no in-app purchases.

### Do TOWERZ CHECK or FORRO PORTER have ads?

Neither TOWERZ CHECK nor FORRO PORTER shows ads.

### Which is updated more often, TOWERZ CHECK or FORRO PORTER?

TOWERZ CHECK ships an update every 2 weeks, and FORRO PORTER every 2 months. Most recently, TOWERZ CHECK was updated on November 3, 2026 and FORRO PORTER on October 25, 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.*