# IDB ONE vs Resosmart Plus

The clearest difference is iOS requirement: Resosmart Plus at 13.0 against IDB ONE's 17.0. 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.

IDB ONE ships an update every 6 weeks, Resosmart Plus monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | IDB ONE | Resosmart Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 100 MB | 43 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Integrated Design & Build Sdn Bhd](https://appshunter.io/developer/497888659) | [Rsmart Aviation](https://appshunter.io/developer/1587830556) |

## What reviewers say

### IDB ONE

[App page](https://appshunter.io/ios/app/idb-one/id1525498924)

**Features:** Vision Pro support

**In-app purchases:** none


### Resosmart Plus

[App page](https://appshunter.io/ios/app/resosmart-plus/id6736362988)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IDB ONE free?

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

### Is Resosmart Plus free?

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

### Do IDB ONE or Resosmart Plus have ads?

Neither IDB ONE nor Resosmart Plus shows ads.

### Which is updated more often, IDB ONE or Resosmart Plus?

IDB ONE ships an update every 6 weeks, and Resosmart Plus monthly. Most recently, IDB ONE was updated on November 3, 2026 and Resosmart Plus on October 30, 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.*