# Interval Timer Alarm vs РАЗУМ Ключи

The clearest difference is in-app purchases: РАЗУМ Ключи at none against Interval Timer Alarm's 1. РАЗУМ Ключи also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 11 months). On price, device support and iOS requirement there is nothing between them.

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

Interval Timer Alarm ships an update every 11 months, РАЗУМ Ключи every 2 weeks. The most recent releases landed on October 16, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Interval Timer Alarm | РАЗУМ Ключи |
| --- | --- | --- |
| 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 | **Every 2 weeks** |
| Monetization | Ad-supported | — |
| Size | 12 MB | 58 MB |
| Requires iOS | **15** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [СКБ Техно](https://appshunter.io/developer/1746087258) |

## 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 |


### РАЗУМ Ключи

[App page](https://appshunter.io/ios/app/id6774026423)

**Features:** macOS Compatibility, Vision Pro support

**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 РАЗУМ Ключи free?

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

### Do Interval Timer Alarm or РАЗУМ Ключи have ads?

Interval Timer Alarm shows ads; РАЗУМ Ключи does not.

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

Interval Timer Alarm ships an update every 11 months, and РАЗУМ Ключи every 2 weeks. Most recently, Interval Timer Alarm was updated on October 16, 2026 and РАЗУМ Ключи 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.*