# Mariko digital assistant vs Indoor Humidity Predictor

The clearest difference is price: Mariko digital assistant at Free against Indoor Humidity Predictor's $3.99. Mariko digital assistant also leads on update cadence (every 2 weeks vs monthly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Mariko digital assistant 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.

Mariko digital assistant ships an update every 2 weeks, Indoor Humidity Predictor monthly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Mariko digital assistant | 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 | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | — | Paid |
| Size | 87 MB | 19 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | +4 |
| Developer | [Civic Innovation](https://appshunter.io/developer/1239552957) | [Constant Heritage, LLC](https://appshunter.io/developer/1206999958) |

## What reviewers say

### Mariko digital assistant

[App page](https://appshunter.io/ios/app/mariko-digital-assistant/id1645374416)

**Features:** macOS Compatibility

**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 Mariko digital assistant free?

Mariko digital assistant 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 Mariko digital assistant or Indoor Humidity Predictor have ads?

Neither Mariko digital assistant nor Indoor Humidity Predictor shows ads.

### Which is updated more often, Mariko digital assistant or Indoor Humidity Predictor?

Mariko digital assistant ships an update every 2 weeks, and Indoor Humidity Predictor monthly. Most recently, Mariko digital assistant was updated on October 25, 2026 and Indoor Humidity Predictor on October 28, 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.*