Bubble Level + Spirit Level vs 4Wheel Aligner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bubble Level + Spirit Level
Transform your smartphone into a precise measuring tool. This application offers two modes for accurately leveling surfaces or measuring angles, with calibration made simple. It's ideal for tasks like hanging pictures, checking table levels, or calculating roof pitches.
- Bubble level and spirit level modes
- Accurate to one tenth of a degree
- Easy calibration
- Camera support
- Multiple color schemes
- Angle and slope measurement
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Turn your phone into a bubble level! ◉ With 2 modes to measure angles or level surfaces. ◉ Accurate to one tenth of a degree. ◉ Super easy calibration and handling. ◉ Camera support. ◉ 5 different color schemes. How to calibrate: ◉ Align the phone with a level or vertical edge and hit the calibration button. ◉ That's it. This tool can be used for: ◉ Picture frame alignment ◉ Measuring angles and slopes ◉ Checking the surface level of tables, shelves or any other object ◉ Roof pitch calculation Download this app today! Terms of use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
4Wheel Aligner
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4WHEEL 定位仪专用 iOS 移动端。用于设备外连快速操作。需要连接定位仪设备使用。
Screenshots
Verdict
The clearest difference is in-app purchases: 4Wheel Aligner at none against Bubble Level + Spirit Level's 7. 4Wheel Aligner also leads on ads (none vs shown) and iOS requirement (8.1 vs 16.6). Bubble Level + Spirit Level's advantage is update cadence (fortnightly vs every 6 months). On price 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 + Spirit Level sells 7 in-app purchases, starting at $0.99 per 7 days. 4Wheel Aligner asks for nothing beyond the download.
Bubble Level + Spirit Level ships an update fortnightly, 4Wheel Aligner every 6 months. The most recent releases landed on October 25, 2026 and September 19, 2026 respectively.
| Parameter | Bubble Level + Spirit Level | 4Wheel Aligner |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (35 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 35 — better | — |
| Update frequency | Fortnightly — better | Every 6 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 8.1 — better |
| Further details — not scored | ||
| Size | 39 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Jens Rieckhof | 思 李 |
In-app purchases
Bubble Level + Spirit Level
- Bubble Level - Weekly$0.997 Days
- Bubble Level - Weekly$1.997 Days
- Bubble Level - Annual7 Days trial$6.991 Year
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- Bubble Level - Annual$8.991 Year
- Bubble Level - Lifetime Discount$9.99
- Bubble Level - Lifetime Premium$12.99
- Bubble Level - Lifetime$19.99
4Wheel Aligner
No in-app purchases
Questions
Is Bubble Level + Spirit Level free?
Is 4Wheel Aligner free?
Do Bubble Level + Spirit Level or 4Wheel Aligner have ads?
Which is updated more often, Bubble Level + Spirit Level or 4Wheel Aligner?
Other comparisons
