# Watch Weeks vs Indoor Humidity Predictor

The clearest difference is price: Watch Weeks at Free against Indoor Humidity Predictor's $3.99. Indoor Humidity Predictor's advantage is update cadence (monthly vs every 11 months) and review sentiment (100% vs 80%). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Watch Weeks is free to download; Indoor Humidity Predictor costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Watch Weeks ships an update every 11 months, Indoor Humidity Predictor monthly. The most recent releases landed on August 15, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Watch Weeks | Indoor Humidity Predictor |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | — | **[2.0 (4 ratings)](https://appshunter.io/ios/app/indoor-humidity-predictor/id6748092001/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 4 MB | 19 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Schlosser](https://appshunter.io/developer/1480206487) | [Constant Heritage, LLC](https://appshunter.io/developer/1206999958) |

## What reviewers say

### Watch Weeks

[App page](https://appshunter.io/ios/app/watch-weeks/id1480206488)

Display the current calendar week directly on your watch face as a complication. Easily navigate through past and upcoming weeks to view week differences and their start/end dates.

**Highlights:** Current calendar week complication, Scroll through past and upcoming weeks, Display week difference, Show week start and end dates, Compatible with Apple Watch faces

**In-app purchases:** none


### Indoor Humidity Predictor

[App page](https://appshunter.io/ios/app/indoor-humidity-predictor/id6748092001)

Transform your iPhone into a smart hygrometer to measure indoor humidity levels without extra hardware. Track air quality, protect wooden instruments, care for houseplants, and manage allergies with quick scans and actionable tips.

**Highlights:** Measure indoor humidity with phone sensors, Track air quality and health impacts, Protect wooden instruments and houseplants, Receive smart recommendations for air quality, Monitor humidity trends over time, Works offline after initial setup

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Watch Weeks free?

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

### Is Indoor Humidity Predictor free?

Indoor Humidity Predictor costs $3.99, with no in-app purchases.

### Do Watch Weeks or Indoor Humidity Predictor have ads?

Neither Watch Weeks nor Indoor Humidity Predictor shows ads.

### Which is updated more often, Watch Weeks or Indoor Humidity Predictor?

Watch Weeks ships an update every 11 months, and Indoor Humidity Predictor monthly. Most recently, Watch Weeks was updated on August 15, 2026 and Indoor Humidity Predictor on September 18, 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.*