# hourglass alarm timer vs Blum ABA

The clearest difference is in-app purchases: Blum ABA at none against hourglass alarm timer's 2. Blum ABA also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. hourglass alarm timer sells 2 in-app purchases, starting at $0.49 per month. Blum ABA asks for nothing beyond the download.

hourglass alarm timer ships an update every 2 weeks, Blum ABA fortnightly. Both last shipped on October 30, 2026.

## The numbers

| Metric | hourglass alarm timer | Blum ABA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/hourglass-alarm-timer/id6670145634/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 98 MB | 6 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [M kajimura](https://appshunter.io/developer/1138663828) | [PT Tali Temali Tetangga](https://appshunter.io/developer/1768931851) |

## What reviewers say

### hourglass alarm timer

[App page](https://appshunter.io/ios/app/hourglass-alarm-timer/id6670145634)

This app simulates a customizable hourglass for various uses, from time management and study focus to meditation and interior decoration. It allows personalization of sand and hourglass appearance, offers background timer functionality with notifications, and supports saving multiple set times.

**Highlights:** Customizable sand and hourglass appearance, Background timer with notifications, Save multiple set times, Time management for cooking, study, and games, Meditation and relaxation aid, Decorative interior element, Educational tool for children

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (continued) | $0.49 | per month |
| Premium (yearly continued) | $5.99 | per year |


### Blum ABA

[App page](https://appshunter.io/ios/app/blum-aba/id6743465528)

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

**In-app purchases:** none


## Frequently asked questions

### Is hourglass alarm timer free?

hourglass alarm timer is free to download, with in-app purchases available.

### Is Blum ABA free?

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

### Do hourglass alarm timer or Blum ABA have ads?

hourglass alarm timer shows ads; Blum ABA does not.

### Which is updated more often, hourglass alarm timer or Blum ABA?

hourglass alarm timer ships an update every 2 weeks, and Blum ABA fortnightly. Most recently, hourglass alarm timer was updated on October 30, 2026 and Blum ABA on October 30, 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.*