# FetalCal vs SonoCue

FetalCal and SonoCue are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | FetalCal | SonoCue |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 14 MB | 29 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Aditya Hadole](https://appshunter.io/developer/1888176707) | [Otis Henderson](https://appshunter.io/developer/1895233140) |

## What reviewers say

### FetalCal

[App page](https://appshunter.io/ios/app/fetalcal/id6761187052)

**In-app purchases:** none


### SonoCue

[App page](https://appshunter.io/ios/app/sonocue/id6767184156)

**In-app purchases:** none


## Frequently asked questions

### Is FetalCal free?

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

### Is SonoCue free?

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

### Do FetalCal or SonoCue have ads?

Neither FetalCal nor SonoCue 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.*