# Bubble Level for iPhone vs AIDOVID

The clearest difference is rating: Bubble Level for iPhone at 4.6 against AIDOVID's 3.1. Bubble Level for iPhone also leads on ratings volume (112K vs 7). AIDOVID's advantage is ads (none vs shown). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Bubble Level for iPhone sells 8 in-app purchases, starting at $4.99 per 7 days and AIDOVID sells 15 in-app purchases, starting at $0.39 per 7 days. Whichever you choose, the download price is not the number that matters.

Bubble Level for iPhone holds the better App Store score, 4.6 against 3.1. That said, the two scores are not equally well evidenced: Bubble Level for iPhone has 112K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 35% of Bubble Level for iPhone's written reviews are positive against 33% of AIDOVID's.

Bubble Level for iPhone ships an update every 5 weeks, AIDOVID every 4 weeks. The most recent releases landed on September 25, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Bubble Level for iPhone | AIDOVID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (112K ratings)](https://appshunter.io/ios/app/bubble-level-for-iphone/id465613917/reviews)** | [3.1 (7 ratings)](https://appshunter.io/ios/app/aidovid/id6475004429/reviews) |
| Number of ratings | **112K** | 7 |
| Positive reviews | **34.8% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 104 MB | 153 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lemondo Apps LLc](https://appshunter.io/developer/1131593451) | [Shenzhen YUDO SMART Technology Co.,LTD](https://appshunter.io/developer/1764902667) |

## What reviewers say

### Bubble Level for iPhone

[App page](https://appshunter.io/ios/app/bubble-level-for-iphone/id465613917)

This app offers a suite of measurement and detection tools, including a bubble level for alignment, angle measurement, surface flatness checks, and metal detection. It also features an AR ruler for distance measurement and an inclinometer for off-road navigation.

**Highlights:** Bubble level for object alignment, Angle measurement, Surface flatness check, Metal and wire detection, AR ruler for distance measurement, Inclinometer for tilt control, Compass

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly subscription | $4.99 | per 7 days |
| Weekly free trial | $4.99 | per 7 days |
| Monthly subscriptions | $5.99 | per month |
| Bubble Level Pro | $5.99 | per month |
| 3 month | $7.99 | per 3 months |
| 1 Year no free trial | $19.99 | per year |
| 1 Year | $19.99 | per year |
| Remove Ads | $0.99 | one-time |

**What reviewers like**

- 🚀 Handy tool
- 👍 Useful features
- 🚀 Accurate readings
- 👍 Reliable for leveling RVs and caravans

**What reviewers complain about**

- 🐛 Inaccurate readings
- 💩 Constant ads disrupting usage
- 🤑 Paywall for full functionality
- 🐛 Ads still present after paid upgrade

**Reported bugs**

- App freezing/crashing
- Ads blocking access to app features
- Inconsistent performance across devices

**Requested features**

- Calibration option
- Improved contrast for outdoor visibility
- Larger font size for readouts
- Plumb line view through camera


### AIDOVID

[App page](https://appshunter.io/ios/app/aidovid/id6475004429)

Remotely monitor and control smart hardware devices. View live video, receive alerts for motion or human detection, and communicate via two-way audio. Access recorded footage from SD cards or the cloud.

**Highlights:** Real-time video viewing, Motion and human detection alerts, Two-way audio communication, Remote PTZ control, Access to recorded footage, Device sharing

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

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1Days-EVR-3Days-Plan | $0.39 | per 7 days |
| 7-Day Data Unlimited | $0.99 | per 7 days |
| 7D_4GData Service Sub Test | $0.99 | per 7 days |
| 7-Day Data  Unlimited | $0.99 | per 7 days |
| Monthly Service Bundle | $19.99 | per month |
| 4G Data Monthly Plan 2devices | $19.99 | per month |
| Yearly Service Bundle | $199.99 | per year |
| 4G Data Week | $0.49 | one-time |
| 7D LPEVR Month | $4.99 | one-time |
| 7-Days-EVR-Month | $5.99 | one-time |
| 4G Data Month | $16.99 | one-time |
| 7D LPEVR+4G Data Month | $19.99 | one-time |
| 7D LPEVR Year | $49.99 | one-time |
| 4G Data Year | $169.99 | one-time |
| 7D LPEVR+4G Data Year | $199.99 | one-time |


## Frequently asked questions

### Is Bubble Level for iPhone free?

Bubble Level for iPhone is free to download, with in-app purchases available.

### Is AIDOVID free?

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

### Which has better reviews, Bubble Level for iPhone or AIDOVID?

Bubble Level for iPhone is rated higher. Bubble Level for iPhone averages 4.6 out of 5 from 112K ratings, while AIDOVID averages 3.1 from 7 ratings.

### Do Bubble Level for iPhone or AIDOVID have ads?

Bubble Level for iPhone shows ads; AIDOVID does not.

### Which is updated more often, Bubble Level for iPhone or AIDOVID?

Bubble Level for iPhone ships an update every 5 weeks, and AIDOVID every 4 weeks. Most recently, Bubble Level for iPhone was updated on September 25, 2026 and AIDOVID on September 10, 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.*