# Interval Timer Alarm vs VMI

The clearest difference is in-app purchases: VMI at none against Interval Timer Alarm's 1. VMI also leads on ads (none vs shown) and update cadence (fortnightly vs every 11 months). On price and device support there is nothing between them.

Both are free to download. Interval Timer Alarm sells 1 one-off in-app purchase. VMI asks for nothing beyond the download.

Interval Timer Alarm ships an update every 11 months, VMI fortnightly. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Interval Timer Alarm | VMI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (18 ratings)](https://appshunter.io/ios/app/interval-timer-alarm/id591668763/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 48.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 11 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 12 MB | 23 MB |
| Requires iOS | 15 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [Loc Le](https://appshunter.io/developer/1454390016) |

## What reviewers say

### Interval Timer Alarm

[App page](https://appshunter.io/ios/app/interval-timer-alarm/id591668763)

This free productivity app provides customizable interval timers with repeating alarms and vibrations. It's designed for various uses like study sessions, interval training, and time management, ensuring continuous operation even on lock screens.

**Highlights:** Customizable interval timers, Repeating alarms and vibrations, Notes for each interval, Two sound types, Optional seconds count sound, Background operation

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### VMI

[App page](https://appshunter.io/ios/app/vmi/id1612385270)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer Alarm free?

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

### Is VMI free?

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

### Do Interval Timer Alarm or VMI have ads?

Interval Timer Alarm shows ads; VMI does not.

### Which is updated more often, Interval Timer Alarm or VMI?

Interval Timer Alarm ships an update every 11 months, and VMI fortnightly. Most recently, Interval Timer Alarm was updated on September 21, 2026 and VMI on September 15, 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.*