# Bubble Level for iPhone vs Poison Ivy

The clearest difference is price: Bubble Level for iPhone at Free against Poison Ivy's $0.99. Bubble Level for iPhone also leads on rating (4.6 vs 3.2) and update cadence (every 5 weeks vs every 15 months). Poison Ivy's advantage is in-app purchases (none vs 8) and ads (none vs shown). On device support there is nothing between them.

Bubble Level for iPhone is free to download; Poison Ivy costs $0.99 up front. Bubble Level for iPhone sells 8 in-app purchases, starting at $4.99 per 7 days. Poison Ivy asks for nothing beyond the download.

Bubble Level for iPhone holds the better App Store score, 4.6 against 3.2. That said, the two scores are not equally well evidenced: Bubble Level for iPhone has 112K ratings behind it against 14, so its average is the more settled of the two. Written reviews complicate that: 34% of Bubble Level for iPhone's written reviews are positive against 50% of Poison Ivy's, so the app with the better star average is not the one people write more warmly about.

Bubble Level for iPhone ships an update every 5 weeks, Poison Ivy every 15 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Bubble Level for iPhone | Poison Ivy |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (112K ratings)](https://appshunter.io/ios/app/bubble-level-for-iphone/id465613917/reviews)** | [3.2 (14 ratings)](https://appshunter.io/ios/app/poison-ivy/id1467123400/reviews) |
| Number of ratings | **112K** | 14 |
| Positive reviews | 34.5% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 15 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 181 MB | 27 MB |
| Requires iOS | 17.6 | **13.3** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lemondo Apps LLc](https://appshunter.io/developer/1131593451) | [Taylor Sanson](https://appshunter.io/developer/647630556) |

## 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


### Poison Ivy

[App page](https://appshunter.io/ios/app/poison-ivy/id1467123400)

Identify poison ivy plants quickly and accurately using your phone's camera. This utility app leverages machine learning to help you avoid contact with the irritating plant.

**Highlights:** Image recognition, Machine learning technology, Poison ivy identification, Avoidance tool

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Level for iPhone free?

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

### Is Poison Ivy free?

Poison Ivy costs $0.99, with no in-app purchases.

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

Bubble Level for iPhone is rated higher. Bubble Level for iPhone averages 4.6 out of 5 from 112K ratings, while Poison Ivy averages 3.2 from 14 ratings.

### Do Bubble Level for iPhone or Poison Ivy have ads?

Bubble Level for iPhone shows ads; Poison Ivy does not.

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

Bubble Level for iPhone ships an update every 5 weeks, and Poison Ivy every 15 months. Most recently, Bubble Level for iPhone was updated on October 26, 2026 and Poison Ivy on October 24, 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.*