# Spark IoT Asset Tracking vs BFT Calculator

The clearest difference is update cadence: Spark IoT Asset Tracking at every 10 days against BFT Calculator's every 2 months. BFT Calculator's advantage is iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Spark IoT Asset Tracking ships an update every 10 days, BFT Calculator every 2 months. The most recent releases landed on September 24, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Spark IoT Asset Tracking | BFT Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 2 months |
| Size | 108 MB | 53 MB |
| Requires iOS | 15.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Powered by Blackhawk](https://appshunter.io/developer/1160057127) | [netlands edv consulting GmbH](https://appshunter.io/developer/503887992) |

## What reviewers say

### Spark IoT Asset Tracking

[App page](https://appshunter.io/ios/app/spark-iot-asset-tracking/id1467085173)

**Features:** macOS Compatibility

**In-app purchases:** none


### BFT Calculator

[App page](https://appshunter.io/ios/app/bft-calculator/id1521795459)

**In-app purchases:** none


## Frequently asked questions

### Is Spark IoT Asset Tracking free?

Spark IoT Asset Tracking is free to download, with no in-app purchases.

### Is BFT Calculator free?

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

### Do Spark IoT Asset Tracking or BFT Calculator have ads?

Neither Spark IoT Asset Tracking nor BFT Calculator shows ads.

### Which is updated more often, Spark IoT Asset Tracking or BFT Calculator?

Spark IoT Asset Tracking ships an update every 10 days, and BFT Calculator every 2 months. Most recently, Spark IoT Asset Tracking was updated on September 24, 2026 and BFT Calculator on September 14, 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.*