# Doona vs DuoCorder+

The clearest difference is price: Doona at Free against DuoCorder+'s $2.99. Doona also leads on iOS requirement (15.0 vs 17.0). DuoCorder+'s advantage is rating (5.0 vs 2.5) and chart position (#56 vs unranked). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Doona is free to download; DuoCorder+ costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

DuoCorder+ holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

## The numbers

| Metric | Doona | DuoCorder+ |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/doona/id6444283141/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/duocorder-plus/id6822322155/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#56** |
| Size | 87 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Doona™ Parenting Made Simple](https://appshunter.io/developer/1653569879) | [James Roche](https://appshunter.io/developer/1896491450) |

## What reviewers say

### Doona

[App page](https://appshunter.io/ios/app/doona/id6444283141)

This app connects to a car seat alert system to notify parents if a child is left unattended. It features three levels of alarms and can contact emergency contacts if alerts are not acknowledged. The system aims to prevent accidental heatstroke by ensuring children are not left alone in vehicles.

**Highlights:** Child presence detection, Three alert levels, Emergency contact notification, Connects to SensAlert device, Parental safety monitoring

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

**In-app purchases:** none


### DuoCorder+

[App page](https://appshunter.io/ios/app/duocorder-plus/id6822322155)

**Currently charting:** #56 Top Paid · Utilities (US App Store)

Transform your iPhone into a handheld sensor scanner. Explore environmental data like sound, air pressure, and magnetic fields with a retro-futuristic interface. Set custom alerts and track 24-hour trends for your sensor readings.

**Highlights:** Live sensor scanning, Retro-futuristic display, Customizable alerts, 24-hour trend charts, Metal detector mode, Data export (CSV), Privacy-focused design

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

**In-app purchases:** none


## Frequently asked questions

### Is Doona free?

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

### Is DuoCorder+ free?

DuoCorder+ costs $2.99, with no in-app purchases.

### Which has better reviews, Doona or DuoCorder+?

DuoCorder+ is rated higher. Doona averages 2.5 out of 5 from 2 ratings, while DuoCorder+ averages 5.0 from 1 ratings.

### Do Doona or DuoCorder+ have ads?

Neither Doona nor DuoCorder+ shows ads.

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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.*