I vs Bubble Level Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
I
This mobile application functions as a remote control transmitter, connecting via Bluetooth to provide unlocking and locking capabilities for your device. Experience seamless control and enhanced functionality.
- Bluetooth connectivity
- Remote control transmitter
- Unlocking functions
- Locking functions
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I-Roller is a mobile phone app as a remote control transmitter, it can be connected via Bluetooth, providing unlocking, locking and other functions, please download and use it right now!
Bubble Level Tool
Measure horizontal and vertical levels with your smartphone. This tool uses intuitive animations to show when a surface is perfectly level, featuring a calibration function for precise results. Ideal for DIY, construction, and furniture installation.
- Measure horizontal and vertical levels
- Intuitive animation indicators
- Calibration function for precision
- Suitable for DIY projects
- Useful for construction
- Furniture installation aid
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This app allows you to easily measure horizontal and vertical levels using your smartphone. Simply place your phone on the surface to measure. Intuitive animations clearly indicate when it is level. Equipped with a calibration function for high-precision measurement. Useful for DIY projects, construction, furniture installation, and more.
Screenshots
Verdict
The clearest difference is in-app purchases: I at none against Bubble Level Tool's 2. I also leads on ads (none vs shown) and update cadence (every 2 months vs every 9 months). On price, rating, ratings volume and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Bubble Level Tool sells 2 in-app purchases, starting at $4.99 per month. I asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for I against 5.0 for Bubble Level Tool. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
I ships an update every 2 months, Bubble Level Tool every 9 months. Both last shipped on October 28, 2026.
| Parameter | I | Bubble Level Tool |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 months — better | Every 9 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 39 MB | 74 MB |
| Age rating | 17+ | 4+ |
| Developer | MINH GIANG MANUFACTURING & TRADING CO.,LTD | kota tada |
Customer experience
I
Bubble Level Tool
In-app purchases
I
No in-app purchases
Bubble Level Tool
- Ad-free for 1 month7 Days trial$4.991 Month
- Ad-free for 1 year14 Days trial$49.991 Year
Questions
Is I free?
Is Bubble Level Tool free?
Which has better reviews, I or Bubble Level Tool?
Do I or Bubble Level Tool have ads?
Which is updated more often, I or Bubble Level Tool?
Other comparisons
