Ferrell Fuel vs Precision Bubble Level
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Ferrell Fuel
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Information at your fingertips! This app gives you direct access to your account balance, location and contract information. It also gives you the ability to store and process payment and request service work and deliveries directly through the app.
Precision Bubble Level
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When your hands are full, your wrist has the answer. PrecisionLevel is a digital spirit level for your iPhone and Apple Watch. Place either device on any surface โ within a second, you know whether it's level. No squinting at a tiny bubble in a plastic tube. YOUR WRIST, YOUR LEVEL Hanging a shelf while holding it in place? Leveling a washing machine in a tight space? Glance at your watch instead of reaching for your phone. PrecisionLevel on Apple Watch is a standalone app โ no phone required. SUB-DEGREE ACCURACY Hardware accelerometer and gyroscope with Butterworth filtering deliver smooth, precise readings. One-tap calibration compensates for your specific device's sensor quirks. SEE IT AT A GLANCE A responsive liquid bubble shows tilt in every direction. Directional arrows tell you which side is high. Color-coded feedback โ green when level, amber when close, red when off. You never have to read a number unless you want to. BUILT FOR THE JOB โข Multiple units: degrees, percent grade, mm/m, in/ft โข Hold & lock โ freeze the reading, then move your device โข Dark & light themes โ OLED-friendly dark mode or high-contrast light โข Configurable decimal precision โข Minimal battery usage Free. No ads. No in-app purchases. Ever.
Screenshots
Verdict
The clearest difference is update cadence: Precision Bubble Level at daily against Ferrell Fuel's every 3 months. Ferrell Fuel's advantage is iOS requirement (12.2 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ferrell Fuel ships an update every 3 months, Precision Bubble Level daily. The most recent releases landed on September 16, 2026 and September 19, 2026 respectively.
| Parameter | Ferrell Fuel | Precision Bubble Level |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Daily โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 12.2 โ better | 16.0 |
| Further details โ not scored | ||
| Size | 56 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Rural Computer Consultants, Inc. | Andrey Pogorelyy |
In-app purchases
Ferrell Fuel
No in-app purchases
Precision Bubble Level
No in-app purchases
Questions
Is Ferrell Fuel free?
Is Precision Bubble Level free?
Do Ferrell Fuel or Precision Bubble Level have ads?
Which is updated more often, Ferrell Fuel or Precision Bubble Level?
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