# Inner Citadel vs Meridian

The clearest difference is in-app purchases: Inner Citadel at none against Meridian's 3. Inner Citadel also leads on iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Meridian sells 3 in-app purchases, starting at $1.99 per month. Inner Citadel asks for nothing beyond the download.

## The numbers

| Metric | Inner Citadel | Meridian |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Monetization | — | Freemium |
| Size | 35 MB | 3 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Christopher Innerarity](https://appshunter.io/developer/1881350957) | [ZACHARY MARK MULLIGAN](https://appshunter.io/developer/1881722384) |

## What reviewers say

### Inner Citadel

[App page](https://appshunter.io/ios/app/inner-citadel/id6759868558)

**Features:** macOS Compatibility

**In-app purchases:** none


### Meridian

[App page](https://appshunter.io/ios/app/meridian-fasting-tracker/id6759932374)

This app offers a straightforward approach to intermittent fasting, focusing on a clean interface and scientific insights into metabolic phases. It allows users to start and stop fasting with ease, track custom schedules, and understand their body's processes without intrusive features or upselling.

**Highlights:** One-tap start/stop timer, Metabolic phase insights, Built-in and custom schedules, Data stays on device, Optional Apple Health integration, Clean, intentional design

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Meridian Premium | $1.99 | per month |
| Meridian Premium | $14.99 | per year |
| Meridian Premium (Lifetime) | $39.99 | one-time |


## Frequently asked questions

### Is Inner Citadel free?

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

### Is Meridian free?

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

### Do Inner Citadel or Meridian have ads?

Neither Inner Citadel nor Meridian 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.*