# Gripwise vs Radoff

The clearest difference is iOS requirement: Gripwise at 12.0 against Radoff's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Gripwise ships an update every 4 weeks, Radoff every 5 weeks. The most recent releases landed on May 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Gripwise | Radoff |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/radoff/id1607852470/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 81.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 5 weeks |
| Monetization | — | Free |
| Size | 38 MB | 73 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GRIPWISE TECH, LDA](https://appshunter.io/developer/1548125113) | [Radoff S.p.A.](https://appshunter.io/developer/1756269459) |

## What reviewers say

### Gripwise

[App page](https://appshunter.io/ios/app/gripwise/id1595974632)

**Features:** macOS Compatibility

**In-app purchases:** none


### Radoff

[App page](https://appshunter.io/ios/app/radoff/id1607852470)

This app monitors indoor air quality, detecting pollutants like radon, CO2, and VOCs. It provides real-time data, historical trends, and smart notifications to help you create a healthier living environment. Easily understand complex readings and receive actionable tips for improvement.

**Highlights:** Comprehensive indoor monitoring, Real-time data access, Historical data and graphs, Smart notifications and alerts, Easy-to-interpret readings, Smart Home Integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gripwise free?

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

### Is Radoff free?

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

### Do Gripwise or Radoff have ads?

Neither Gripwise nor Radoff shows ads.

### Which is updated more often, Gripwise or Radoff?

Gripwise ships an update every 4 weeks, and Radoff every 5 weeks. Most recently, Gripwise was updated on May 16, 2026 and Radoff on September 9, 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.*