# MedBook BD vs Interlude

The clearest difference is in-app purchases: MedBook BD at none against Interlude's 3. MedBook BD also leads on iOS requirement (11.0 vs 17.0). Interlude's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Interlude sells 3 in-app purchases, starting at $0.99 per month. MedBook BD asks for nothing beyond the download.

MedBook BD ships an update every 3 months, Interlude every 3 weeks. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | MedBook BD | Interlude |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Size | 64 MB | 11 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [PULSE TECH LTD](https://appshunter.io/developer/1623117488) | [Timothee Jouve](https://appshunter.io/developer/1755399050) |

## What reviewers say

### MedBook BD

[App page](https://appshunter.io/ios/app/medbook-bd/id1641500203)

**Features:** macOS Compatibility

**In-app purchases:** none


### Interlude

[App page](https://appshunter.io/ios/app/interlude-mindful-wait/id6508167679)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $0.99 | per month |
| Premium Lifetime | $1.99 | one-time |
| Premium Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is MedBook BD free?

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

### Is Interlude free?

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

### Do MedBook BD or Interlude have ads?

Neither MedBook BD nor Interlude shows ads.

### Which is updated more often, MedBook BD or Interlude?

MedBook BD ships an update every 3 months, and Interlude every 3 weeks. Most recently, MedBook BD was updated on September 29, 2026 and Interlude on October 1, 2026.

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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.*