I vs Level
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!
Level
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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 Level's 2. I also leads on ads (none vs shown) and update cadence (every 2 months vs every 12 months). On price, device support and iOS requirement 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. Level sells 2 in-app purchases, starting at $4.99 per month. I asks for nothing beyond the download.
I ships an update every 2 months, Level every 12 months. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.
| Parameter | I | Level |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months — better | Every 12 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 39 MB | 26 MB |
| Age rating | 17+ | 4+ |
| Developer | MINH GIANG MANUFACTURING & TRADING CO.,LTD | kota tada |
In-app purchases
I
No in-app purchases
Level
- Ad-free for 1 month7 Days trial$4.991 Month
- Ad-free for 1 year14 Days trial$49.991 Year
