# TaDak vs Exam Countdown & Study Timer

The clearest difference is ads: TaDak at none against Exam Countdown & Study Timer's shown. TaDak also leads on monetization model (free vs free with in-app purchases) and update cadence (every 4 days vs every 2 weeks). Exam Countdown & Study Timer's advantage is iOS requirement (15.0 vs 18.6). On price, review sentiment, 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.

TaDak ships an update every 4 days, Exam Countdown & Study Timer every 2 weeks. The most recent releases landed on October 17, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TaDak | Exam Countdown & Study Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/tadak-custom-white-noise/id6754827360/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 182 MB | 46 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Min Gyoung Kim](https://appshunter.io/developer/1814029057) | [BEAK,K.K.](https://appshunter.io/developer/1808079760) |

## What reviewers say

### TaDak

[App page](https://appshunter.io/ios/app/tadak-custom-white-noise/id6754827360)

Create personalized soundscapes by layering multiple ambient noises and adjusting their spatial placement. Enjoy non-repetitive, organic audio with customizable vinyl record aesthetics for study or sleep.

**Highlights:** Layer multiple sounds, Spatial audio placement, Customizable soundscapes, Non-repetitive playback, Vinyl record aesthetic, Background playback, Dynamic Island support

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

**In-app purchases:** none


### Exam Countdown & Study Timer

[App page](https://appshunter.io/ios/app/exam-countdown-and-study-timer/id6777218233)

This app simulates real exam conditions with an analog clock to help you practice time management. It displays the days remaining until your target exam and offers customizable study session timers. Prepare for your tests with realistic mock exams and stay motivated with a clear view of your progress.

**Highlights:** Analog clock simulation for mock exams, Countdown of days until target exams, Customizable subject presets for exam times, Remaining time display with optional hide, End notification sound, Portrait and landscape orientation support

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

**In-app purchases:** none


## Frequently asked questions

### Is TaDak free?

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

### Is Exam Countdown & Study Timer free?

Exam Countdown & Study Timer is free to download, with no in-app purchases.

### Do TaDak or Exam Countdown & Study Timer have ads?

Exam Countdown & Study Timer shows ads; TaDak does not.

### Which is updated more often, TaDak or Exam Countdown & Study Timer?

TaDak ships an update every 4 days, and Exam Countdown & Study Timer every 2 weeks. Most recently, TaDak was updated on October 17, 2026 and Exam Countdown & Study Timer on October 7, 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.*