# FlexSpec Backpack vs RadRemote

The clearest difference is iOS requirement: FlexSpec Backpack at 9.3 against RadRemote's 14.7. On price, update cadence, ads and in-app purchases there is nothing between them.

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

FlexSpec Backpack ships an update every 24 months, RadRemote every 20 months. The most recent releases landed on September 10, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | FlexSpec Backpack | RadRemote |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 20 months** |
| Size | 140 MB | 12 MB |
| Requires iOS | **9.3** | 14.7 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bubble Technology Industries](https://appshunter.io/developer/1235174582) | [FLIR Detection Inc](https://appshunter.io/developer/1520047235) |

## What reviewers say

### FlexSpec Backpack

[App page](https://appshunter.io/ios/app/flexspec-backpack/id1235174583)

**Features:** macOS Compatibility

**In-app purchases:** none


### RadRemote

[App page](https://appshunter.io/ios/app/radremote/id1574757419)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FlexSpec Backpack free?

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

### Is RadRemote free?

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

### Do FlexSpec Backpack or RadRemote have ads?

Neither FlexSpec Backpack nor RadRemote shows ads.

### Which is updated more often, FlexSpec Backpack or RadRemote?

FlexSpec Backpack ships an update every 24 months, and RadRemote every 20 months. Most recently, FlexSpec Backpack was updated on September 10, 2026 and RadRemote on September 8, 2026.

---

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