# VDOC vs Interval Timer

The clearest difference is in-app purchases: VDOC at none against Interval Timer's 3. VDOC also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Interval Timer sells 3 in-app purchases, starting at $3.99 per month. VDOC asks for nothing beyond the download.

## The numbers

| Metric | VDOC | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 weeks |
| Size | 159 MB | 13 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Karthik Varma](https://appshunter.io/developer/1801949796) | [Andrei Dziahel](https://appshunter.io/developer/1822996017) |

## What reviewers say

### VDOC

[App page](https://appshunter.io/ios/app/vdoc/id6744177179)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-workout-hiit/id6756293115)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interval Timer PRO | $3.99 | per month |
| Interval Tabata Timer | $3.99 | per 7 days |
| Interval Timer PRO | $24.99 | one-time |


## Frequently asked questions

### Is VDOC free?

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

### Is Interval Timer free?

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

### Do VDOC or Interval Timer have ads?

Interval Timer shows ads; VDOC does not.

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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.*