# Fuel Lock® vs SmartDrop

Fuel Lock® and SmartDrop are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Fuel Lock® ships an update every 5 weeks, SmartDrop every 2 months. The most recent releases landed on September 8, 2026 and August 12, 2026 respectively.

## The numbers

| Metric | Fuel Lock® | SmartDrop |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 33 MB | 100 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IntraGrain Technologies Inc](https://appshunter.io/developer/985769003) | [7424401 Manitoba Ltd.](https://appshunter.io/developer/1595642389) |

## What reviewers say

### Fuel Lock®

[App page](https://appshunter.io/ios/app/fuel-lock/id1405120861)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### SmartDrop

[App page](https://appshunter.io/ios/app/smartdrop/id1522753374)

This app helps farmers precisely measure and reduce grain loss during harvest. It optimizes combine settings, analyzes results, and allows for easy sharing of data with teams. Features include remote pan control and geo-location for accurate tracking.

**Highlights:** Calculate grain loss with precision, Optimize combine settings, Save and analyze loss results, Geo-locate loss tests, Share results and settings, Remote Wi-Fi Pan Control

**In-app purchases:** none


## Frequently asked questions

### Is Fuel Lock® free?

Fuel Lock® is free to download, with no in-app purchases.

### Is SmartDrop free?

SmartDrop is free to download, with no in-app purchases.

### Do Fuel Lock® or SmartDrop have ads?

Neither Fuel Lock® nor SmartDrop shows ads.

### Which is updated more often, Fuel Lock® or SmartDrop?

Fuel Lock® ships an update every 5 weeks, and SmartDrop every 2 months. Most recently, Fuel Lock® was updated on September 8, 2026 and SmartDrop on August 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*