# 轻食计 vs Exam Countdown & Study Timer

The clearest difference is in-app purchases: Exam Countdown & Study Timer at none against 轻食计's 3. 轻食计's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. 轻食计 sells 3 in-app purchases, starting at $1.99 per month. Exam Countdown & Study Timer asks for nothing beyond the download.

轻食计 ships an update every 3 weeks, Exam Countdown & Study Timer every 2 weeks. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 轻食计 | Exam Countdown & Study Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 52 MB | 46 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Sichuan future Three Kingdoms Enterprise Management Consulting Co., Ltd](https://appshunter.io/developer/1584626609) | [BEAK,K.K.](https://appshunter.io/developer/1808079760) |

## What reviewers say

### 轻食计

[App page](https://appshunter.io/ios/app/id6757470138)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $1.99 | per month |
| 季度会员 | $4.99 | per 3 months |
| 年会员 | $17.99 | per year |


### 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 轻食计 free?

轻食计 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 轻食计 or Exam Countdown & Study Timer have ads?

Exam Countdown & Study Timer shows ads; 轻食计 does not.

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

轻食计 ships an update every 3 weeks, and Exam Countdown & Study Timer every 2 weeks. Most recently, 轻食计 was updated on September 24, 2026 and Exam Countdown & Study Timer on September 23, 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.*