# DuoCorder+ vs FoldCounter

The clearest difference is price: FoldCounter at Free against DuoCorder+'s $2.99. FoldCounter also leads on ratings volume (16 vs 1). DuoCorder+'s advantage is chart position (#71 vs unranked) and iOS requirement (17.0 vs 27.1). On rating, ads, in-app purchases and device support there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for DuoCorder+ against 5.0 for FoldCounter. That said, the two scores are not equally well evidenced: FoldCounter has 16 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | DuoCorder+ | FoldCounter |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/duocorder-plus/id6822322155/reviews) | [5.0 (16 ratings)](https://appshunter.io/ios/app/foldcounter-fold-stats/id6827692720/reviews) |
| Number of ratings | 1 | **16** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Monetization | Paid | **Free** |
| Best chart rank | **#71** | — |
| Size | 1 MB | 38 MB |
| Requires iOS | **17.0** | 27.1 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [James Roche](https://appshunter.io/developer/1896491450) | [Andrea Confalonieri](https://appshunter.io/developer/6814599316) |

## What reviewers say

### DuoCorder+

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

**Currently charting:** #71 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


### FoldCounter

[App page](https://appshunter.io/ios/app/foldcounter-fold-stats/id6827692720)

Track your device's opening and closing activity with detailed statistics, charts, and personalized milestones. Set notification thresholds and view your progress on widgets and Apple Watch. Explore hinge angle data and customize the app's appearance.

**Highlights:** Track daily, weekly, monthly, and all-time openings, Record closings and open durations, View opening and closing charts and heatmaps, Set notification thresholds, Add widgets for iPhone and Apple Watch, Follow hinge angle, Export and backup records

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases:** none


## Frequently asked questions

### Is DuoCorder+ free?

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

### Is FoldCounter free?

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

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

DuoCorder+ and FoldCounter are both rated 5.0 out of 5 on the App Store, from 1 and 16 ratings respectively.

### Do DuoCorder+ or FoldCounter have ads?

Neither DuoCorder+ nor FoldCounter shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*