# Nova Jerusalém vs Whistle Sound Alarm Timer

The clearest difference is ads: Nova Jerusalém at none against Whistle Sound Alarm Timer's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Nova Jerusalém | Whistle Sound Alarm Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Ad-supported |
| Size | 23 MB | 41 MB |
| Requires iOS | 12.4 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Ti Indiquei Soluções Web e Mobile](https://appshunter.io/developer/1582841152) | [MINERVA K.K.](https://appshunter.io/developer/1597905460) |

## What reviewers say

### Nova Jerusalém

[App page](https://appshunter.io/ios/app/nova-jerusalem/id6451055023)

**Features:** macOS Compatibility

**In-app purchases:** none


### Whistle Sound Alarm Timer

[App page](https://appshunter.io/ios/app/whistle-sound-alarm-timer/id6466781883)

This app provides realistic whistle sounds and customizable timers for sports, training, and daily time management. It's designed for referees, coaches, instructors, and anyone needing precise timing and clear audio cues.

**Highlights:** Realistic whistle sounds, Customizable timers and alarms, Versatile use cases, User-friendly interface, Rhythm development

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

**In-app purchases:** none


## Frequently asked questions

### Is Nova Jerusalém free?

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

### Is Whistle Sound Alarm Timer free?

Whistle Sound Alarm Timer is free to download, with no in-app purchases.

### Do Nova Jerusalém or Whistle Sound Alarm Timer have ads?

Whistle Sound Alarm Timer shows ads; Nova Jerusalém does not.

### Which is updated more often, Nova Jerusalém or Whistle Sound Alarm Timer?

Nova Jerusalém ships an update every 2 months, and Whistle Sound Alarm Timer every 2 months. Most recently, Nova Jerusalém was updated on October 30, 2026 and Whistle Sound Alarm Timer 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.*