# 须臾 vs BlockyTime Lite

The clearest difference is in-app purchases: BlockyTime Lite at none against 须臾's 1. BlockyTime Lite also leads on ads (none vs shown) and iOS requirement (10.0 vs 14.0). 须臾's advantage is update cadence (every 3 days vs every 4 weeks). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. 须臾 sells 1 one-off in-app purchase. BlockyTime Lite asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for 须臾 against 4.8 for BlockyTime Lite. Both are backed by a comparable volume of ratings — 456 and 374 respectively. Written reviews are what separate them: 84% of 须臾's written reviews are positive against 89% of BlockyTime Lite's.

须臾 ships an update every 3 days, BlockyTime Lite every 4 weeks. Both last shipped on November 6, 2026.

## The numbers

| Metric | 须臾 | BlockyTime Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (456 ratings)](https://appshunter.io/ios/app/id1384089839/reviews) | **[4.8 (374 ratings)](https://appshunter.io/ios/app/blockytime-lite-time-tracker/id1412629690/reviews)** |
| Number of ratings | **456** | 374 |
| Positive reviews | 84.1% of reviews | **88.8% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 47 MB | 29 MB |
| Requires iOS | 14.0 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Xiaorichang Technology Co., Ltd.](https://appshunter.io/developer/1106886288) | [妮 安](https://appshunter.io/developer/1084335468) |

## What reviewers say

### 须臾

[App page](https://appshunter.io/ios/app/id1384089839)

This app helps you plan and track time spent on projects or skills, inspired by the 10,000-hour rule. It functions as both a time accumulator and a time diary, offering detailed statistical charts.

**Highlights:** Track time spent on projects/skills, Forward timer, Manual time entry, Rich statistical charts (radar, line), Time accumulator, Time diary

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 高级用户 | $3.99 | one-time |

**What reviewers like**

- 👍 Clean, simple, and intuitive interface design
- ⏱️ Effective time tracking and recording functionality
- 🎯 Helps users stay focused and motivated
- 📊 Useful statistics and analytics features
- 💰 No ads, ad-free experience

**What reviewers complain about**

- 🔊 Notification and timer sounds too loud and cannot be disabled
- 🐛 Frequent crashes and stability issues
- 🌍 Limited language support (primarily Chinese only)
- 📈 Statistics and analytics have bugs and display errors
- 💳 Premium features require payment; free version limited to 5 projects

**Reported bugs**

- iOS 26 update: clickable buttons (checkmark and X) become unresponsive without scrolling
- Week and day calendar misalignment after New Year
- Duplicate time entries in statistics when recording past dates
- Statistics chart Y-axis values incorrect for weekly view
- Recent time investment table displays wrong time units (minutes vs hours)

**Requested features**

- Add weekly and monthly planning goals (not just daily)
- Support for multiple simultaneous project timers
- Apple Watch app version for convenient wrist tracking
- iPad app version with optimized layout
- English language support and other language options


### BlockyTime Lite

[App page](https://appshunter.io/ios/app/blockytime-lite-time-tracker/id1412629690)

Effortlessly log your time without manual start/stop. Categorize events, add comments, and visualize your time usage with insightful charts. Set goals and back up your data to improve productivity.

**Highlights:** Rapid time tracking by blocks, Custom event classification, Event and object linking, Detailed event comments, Pie and bar chart statistics, Line chart trend analysis, Goal setting, iCloud data backup

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🎨 Beautiful, minimalist design with customizable colors
- ⚡ Fast and lightweight app
- 🆓 Free with no ads or paywalls
- 📊 Effective time tracking and visualization

**What reviewers complain about**

- 🕐 24-hour military time format only (no 12-hour AM/PM option)
- 📱 iPad app doesn't support landscape orientation
- 🔄 No cross-device synchronization
- ⚙️ Reminder notification prompts appear too frequently
- 🐛 Home screen icons cannot be removed

**Reported bugs**

- Home screen icons cannot be removed after deletion
- M1 Mac version fails to open
- Reminder notifications cannot be disabled without clicking 'nope' repeatedly
- App does not work beyond 2024 (year limitation)

**Requested features**

- 12-hour time format (AM/PM) option
- iPad landscape orientation support
- Cross-device iCloud synchronization
- Home screen widget
- Smaller time block options (5, 10, 15 minutes)


## Frequently asked questions

### Is 须臾 free?

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

### Is BlockyTime Lite free?

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

### Which has better reviews, 须臾 or BlockyTime Lite?

BlockyTime Lite is rated higher. 须臾 averages 4.7 out of 5 from 456 ratings, while BlockyTime Lite averages 4.8 from 374 ratings.

### Do 须臾 or BlockyTime Lite have ads?

须臾 shows ads; BlockyTime Lite does not.

### Which is updated more often, 须臾 or BlockyTime Lite?

须臾 ships an update every 3 days, and BlockyTime Lite every 4 weeks. Most recently, 须臾 was updated on November 6, 2026 and BlockyTime Lite on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*