# X Clock vs Exam Countdown & Study Timer

The clearest difference is in-app purchases: Exam Countdown & Study Timer at none against X Clock's 1. Exam Countdown & Study Timer also leads on update cadence (every 2 weeks vs every 6 weeks). X Clock's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, review sentiment, monetization model and device support there is nothing between them.

Both are free to download. X Clock sells 1 one-off in-app purchase. Exam Countdown & Study Timer asks for nothing beyond the download.

X Clock ships an update every 6 weeks, Exam Countdown & Study Timer every 2 weeks. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | X Clock | Exam Countdown & Study Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/x-clock-live-in-the-present/id1596562904/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 41 MB | 46 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [晓伟 庄](https://appshunter.io/developer/1479798494) | [BEAK,K.K.](https://appshunter.io/developer/1808079760) |

## What reviewers say

### X Clock

[App page](https://appshunter.io/ios/app/x-clock-live-in-the-present/id1596562904)

This app offers a minimalist clock display with customizable themes and widgets. It includes features like timers, reminders, and a focus clock to enhance productivity during study or work sessions. Personalize your device with its transparent widget effects.

**Highlights:** 14 colorful themes, Rich widgets with transparent effects, Countdown and reminder functionality, Focus clock for productivity, Multiple widget support, New clock styles and widgets

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| XClock Permanent Premium | $0.99 | one-time |


### 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 X Clock free?

X Clock is free to download, with in-app purchases available.

### Is Exam Countdown & Study Timer free?

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

### Do X Clock or Exam Countdown & Study Timer have ads?

Exam Countdown & Study Timer shows ads; X Clock does not.

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

X Clock ships an update every 6 weeks, and Exam Countdown & Study Timer every 2 weeks. Most recently, X Clock was updated on October 10, 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.*