# HSA vs Drone Flight Log Battery

The clearest difference is in-app purchases: HSA at none against Drone Flight Log Battery's 3. HSA also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (12.0 vs 18). On price, ads and device support there is nothing between them.

Both are free to download. Drone Flight Log Battery sells 3 in-app purchases, starting at $4.99 per month. HSA asks for nothing beyond the download.

HSA ships an update every 3 weeks, Drone Flight Log Battery every 2 months. The most recent releases landed on October 9, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | HSA | Drone Flight Log Battery |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 4 MB | 10 MB |
| Requires iOS | **12.0** | 18 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [杏生 卢](https://appshunter.io/developer/1094592555) | [Karol Jaworski](https://appshunter.io/developer/1799974477) |

## What reviewers say

### HSA

[App page](https://appshunter.io/ios/app/hsa-dsp31probus/id6745184520)

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

**In-app purchases:** none


### Drone Flight Log Battery

[App page](https://appshunter.io/ios/app/drone-flight-log-battery-hover/id6770326588)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hover Pro | $4.99 | per month |
| Hover Pro | $39.99 | per year |
| Hover Pro | $39.99 | per year |


## Frequently asked questions

### Is HSA free?

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

### Is Drone Flight Log Battery free?

Drone Flight Log Battery is free to download, with in-app purchases available.

### Do HSA or Drone Flight Log Battery have ads?

Neither HSA nor Drone Flight Log Battery shows ads.

### Which is updated more often, HSA or Drone Flight Log Battery?

HSA ships an update every 3 weeks, and Drone Flight Log Battery every 2 months. Most recently, HSA was updated on October 9, 2026 and Drone Flight Log Battery on October 19, 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.*