Fuel Uplift vs Density Converter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fuel Uplift
This utility app assists pilots in calculating fuel uplift. It computes the difference between indicated fuel and the uplifted amount in kilograms and pounds, also converting various volume units and densities into mass.
- Calculate fuel uplift in kg and lbs
- Determine difference from indicated fuel
- Convert litres to kg/lbs
- Convert US gallons to kg/lbs
- Convert Imperial gallons to kg/lbs
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Pilot tool to calculate the uplifted amount of fuel in kilogram and pounds. Difference to indicated fuel will be calculated in kilogram/pounds and percent. Converts litres, US gallons and Imperial Gallons times the density into kilogram and pounds.
Density Converter
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Density Converter is the fast density converter to convert for Pound/cubic foot (lb/cu ft), Pound/cubic inch (lb/cu in), Pound/gallon (lb/US gal), Kilogram/cubic meter (kg/cu m), Gram/cubic centimeter (g/cu cm), Gram/cubic millimeter (g/cu mm). You can use it if you builder, scientific or another cool man. Convert densities quickly and as you want.
Screenshots
Verdict
The clearest difference is update cadence: Fuel Uplift at every 3 months against Density Converter's every 38 months. Fuel Uplift also leads on chart position (#189 vs unranked). Density Converter's advantage is price ($1.99 vs $2.99). On ads, in-app purchases, 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
Fuel Uplift costs $2.99 and Density Converter $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Fuel Uplift ships an update every 3 months, Density Converter every 38 months. The most recent releases landed on September 6, 2026 and September 17, 2026 respectively.
| Parameter | Fuel Uplift | Density Converter |
|---|---|---|
| Price | $2.99 | $1.99 — better |
| Rating | 2.5 (6 ratings) — better | — |
| Positive reviews | 42.3% of reviews | — |
| Number of ratings | 6 — better | — |
| Update frequency | Every 3 months — better | Every 38 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | #189 — better | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 2 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Gehringer | Anna Filobok |
In-app purchases
Fuel Uplift
No in-app purchases
Density Converter
No in-app purchases
Questions
Is Fuel Uplift free?
Is Density Converter free?
Do Fuel Uplift or Density Converter have ads?
Which is updated more often, Fuel Uplift or Density Converter?
Other comparisons
