# Flightlogbackup vs HUD SONiC

The clearest difference is in-app purchases: HUD SONiC at none against Flightlogbackup's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Flightlogbackup sells 4 in-app purchases, starting at $3.99 per month. HUD SONiC asks for nothing beyond the download.

## The numbers

| Metric | Flightlogbackup | HUD SONiC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | — |
| Size | 86 MB | 91 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [FlightlogBackup](https://appshunter.io/developer/506315406) | [AEROMUSE, K.K.](https://appshunter.io/developer/6785000979) |

## What reviewers say

### Flightlogbackup

[App page](https://appshunter.io/ios/app/flightlogbackup-flb/id6756682142)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FLB Technician Premiuim | $3.99 | per month |
| FLB Technician Premiuim | $4.99 | per month |
| FLB Technician Premiuim | $29.99 | per year |
| FLB Pilot Premium | $39.99 | per year |


### HUD SONiC

[App page](https://appshunter.io/ios/app/hud-sonic/id6785000977)

**In-app purchases:** none


## Frequently asked questions

### Is Flightlogbackup free?

Flightlogbackup is free to download, with in-app purchases available.

### Is HUD SONiC free?

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

### Do Flightlogbackup or HUD SONiC have ads?

Neither Flightlogbackup nor HUD SONiC shows ads.

---

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