# 天翼云盘 vs Ruler

The clearest difference is in-app purchases: Ruler at none against 天翼云盘's 16. 天翼云盘's advantage is update cadence (every 2 months vs every 5 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. 天翼云盘 sells 16 in-app purchases, starting at $0.99 per month. Ruler asks for nothing beyond the download.

Ruler holds the better App Store score, 2.6 against 2.5. Both are backed by a comparable volume of ratings — 114 and 40 respectively. Written reviews split almost evenly too, at 55% and 54% positive.

天翼云盘 ships an update every 2 months, Ruler every 5 months. The most recent releases landed on November 1, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 天翼云盘 | Ruler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (114 ratings)](https://appshunter.io/ios/app/id507944293/reviews) | **[2.6 (40 ratings)](https://appshunter.io/ios/app/ruler-accurate-ruler/id1084232739/reviews)** |
| Number of ratings | **114** | 40 |
| Positive reviews | **54.9% of reviews** | 54.2% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 625 MB | 4 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [E-surfing Digital Life Technology Co.,Ltd](https://appshunter.io/developer/1620098060) | [祥祎 刘](https://appshunter.io/developer/1071522659) |

## What reviewers say

### 天翼云盘

[App page](https://appshunter.io/ios/app/id507944293)

This app provides cloud storage for personal and family data, offering features like photo backup, file sharing across devices, and secure storage. It allows for easy access to your digital life from anywhere, with options for enhanced features through membership.

**Highlights:** Family cloud and personal cloud space, Mobile photo album backup, Multi-device file sharing, Family album sharing, Cloud video playback, Secure encryption, Automatic backup

**Features:** Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 天翼云盘黄金会员连续包月 | $0.99 | per month |
| 天翼云盘铂金会员连续包月 | $2.99 | per month |
| 天翼云盘铂金会员连续包季 | $7.99 | per 3 months |
| 天翼云盘黄金会员连续包年 | $14.99 | per year |
| 天翼云盘铂金会员连续包年 | $29.99 | per year |
| 天翼云盘黄金会员1个月 | $1.99 | one-time |
| 天翼云盘+WPS联合会员1个月 | $2.99 | one-time |
| 天翼云盘学习助手权益会员1个月 | $2.99 | one-time |
| 黄金会员1个月 | $3.99 | one-time |
| 铂金会员套餐1个月 | $3.99 | one-time |
| 天翼云盘黄金会员6个月 | $8.99 | one-time |
| 天翼云盘黄金会员12个月 | $17.99 | one-time |
| 黄金会员1年首冲优惠 | $24.99 | one-time |
| 铂金会员套餐12个月首冲优惠 | $29.99 | one-time |
| 黄金会员1年 | $33.99 | one-time |
| 铂金会员套餐12个月 | $34.99 | one-time |


### Ruler

[App page](https://appshunter.io/ios/app/ruler-accurate-ruler/id1084232739)

This application provides a precise measurement tool by rendering according to your device's screen width specifications. It has been tested on a wide range of Apple devices to ensure accuracy for your measuring needs.

**Highlights:** Accurate screen-based rendering, Device-specific calibration, Wide device compatibility, Precise measurement tool

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

**In-app purchases:** none

**What reviewers like**

- ✅ Accurate measurements compared to physical rulers
- 👍 Simple and intuitive user interface
- 🎯 No intrusive ads or minimal advertising
- ⚡ Fast and responsive performance
- 🆓 Free to use application

**What reviewers complain about**

- 🐛 Blank white screen on newer devices
- ❌ No support for iPhone 12 and newer models
- ❌ No support for iPhone X and iPhone 11
- 🔄 App not updated in years
- ⚠️ Device compatibility detection issues

**Reported bugs**

- White/blank screen display on newer iOS versions
- App crashes and freezes on launch
- Ruler not rendering or displaying
- Toggle switches stuck in grey/disabled state
- Incorrect device identification (iPad size misidentification)

**Requested features**

- Support for iPhone 12, 13, 14, 15, 16 and newer models
- Millimeter measurement option
- Longer ruler display
- Fractional inches (1/16, 1/8) instead of decimal inches
- Support for newer iPad models


## Frequently asked questions

### Is 天翼云盘 free?

天翼云盘 is free to download, with in-app purchases available.

### Is Ruler free?

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

### Which has better reviews, 天翼云盘 or Ruler?

Ruler is rated higher. 天翼云盘 averages 2.5 out of 5 from 114 ratings, while Ruler averages 2.6 from 40 ratings.

### Do 天翼云盘 or Ruler have ads?

Neither 天翼云盘 nor Ruler shows ads.

### Which is updated more often, 天翼云盘 or Ruler?

天翼云盘 ships an update every 2 months, and Ruler every 5 months. Most recently, 天翼云盘 was updated on November 1, 2026 and Ruler on October 20, 2026.

---

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