# SteadyPulse Placebo vs CardiCalm

The clearest difference is iOS requirement: CardiCalm at 17.0 against SteadyPulse Placebo's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SteadyPulse Placebo sells 5 one-off in-app purchases and CardiCalm sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SteadyPulse Placebo | CardiCalm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 19 MB | 2 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [David Wilson](https://appshunter.io/developer/1825770160) | [Bitagent Kft.](https://appshunter.io/developer/6798803650) |

## What reviewers say

### SteadyPulse Placebo

[App page](https://appshunter.io/ios/app/steadypulse-placebo/id6784829382)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| English US | $0.99 | one-time |
| English US | $2.99 | one-time |
| English US | $4.99 | one-time |
| English | $4.99 | one-time |
| English US | $9.99 | one-time |


### CardiCalm

[App page](https://appshunter.io/ios/app/cardicalm/id6799185629)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CardiCalm Pro | $6.99 | one-time |


## Frequently asked questions

### Is SteadyPulse Placebo free?

SteadyPulse Placebo is free to download, with in-app purchases available.

### Is CardiCalm free?

CardiCalm is free to download, with in-app purchases available.

### Do SteadyPulse Placebo or CardiCalm have ads?

Neither SteadyPulse Placebo nor CardiCalm 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.*