# Thunder B2B vs LUCKY NINE

The clearest difference is iOS requirement: Thunder B2B at 13.0 against LUCKY NINE's 18.6. 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.

Thunder B2B ships an update every 2 weeks, LUCKY NINE monthly. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Thunder B2B | LUCKY NINE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Size | 52 MB | 71 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Mei Ee Lee](https://appshunter.io/developer/1469547874) | [NetQuas Softech Sdn. Bhd.](https://appshunter.io/developer/1566509801) |

## What reviewers say

### Thunder B2B

[App page](https://appshunter.io/ios/app/thunder-b2b/id1544748195)

**Features:** macOS Compatibility

**In-app purchases:** none


### LUCKY NINE

[App page](https://appshunter.io/ios/app/lucky-nine/id6749453701)

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

**In-app purchases:** none


## Frequently asked questions

### Is Thunder B2B free?

Thunder B2B is free to download, with no in-app purchases.

### Is LUCKY NINE free?

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

### Do Thunder B2B or LUCKY NINE have ads?

Neither Thunder B2B nor LUCKY NINE shows ads.

### Which is updated more often, Thunder B2B or LUCKY NINE?

Thunder B2B ships an update every 2 weeks, and LUCKY NINE monthly. Most recently, Thunder B2B was updated on October 10, 2026 and LUCKY NINE on October 24, 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.*