# Exam Countdown & Study Timer vs SuiSui

The clearest difference is in-app purchases: Exam Countdown & Study Timer at none against SuiSui's 1. Exam Countdown & Study Timer also leads on iOS requirement (15.0 vs 17.0). SuiSui's advantage is ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price and device support there is nothing between them.

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

Exam Countdown & Study Timer ships an update every 2 weeks, SuiSui every 2 days. The most recent releases landed on September 23, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Exam Countdown & Study Timer | SuiSui |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [BEAK,K.K.](https://appshunter.io/developer/1808079760) | [Lihai La LLC](https://appshunter.io/developer/1831311728) |

## What reviewers say

### 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


### SuiSui

[App page](https://appshunter.io/ios/app/suisui-countdown-and-days/id6789145503)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 岁岁 - 倒数日与纪念日 | $2.99 | one-time |


## Frequently asked questions

### Is Exam Countdown & Study Timer free?

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

### Is SuiSui free?

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

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

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

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

Exam Countdown & Study Timer ships an update every 2 weeks, and SuiSui every 2 days. Most recently, Exam Countdown & Study Timer was updated on September 23, 2026 and SuiSui on September 29, 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.*