# Duosub vs Lanbla

The clearest difference is ads: Duosub at none against Lanbla's shown. Lanbla's advantage is update cadence (every 5 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Duosub sells 1 in-app purchase, starting at $1.99 per month and Lanbla sells 10 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Duosub ships an update every 3 weeks, Lanbla every 5 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Duosub | Lanbla |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 101 MB | 16 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GOWS LIMITED LIABILITY COMPANY](https://appshunter.io/developer/1734173309) | [Ryutaro Okumura](https://appshunter.io/developer/1663433878) |

## What reviewers say

### Duosub

[App page](https://appshunter.io/ios/app/duosub/id6507464076)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| チケット無制限プラン | $1.99 | per month |


### Lanbla

[App page](https://appshunter.io/ios/app/lanbla/id6811652852)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lanbla Lite | $6.99 | per month |
| Lanbla Lite | $6.99 | per month |
| Lanbla Pro | $12.99 | per month |
| Lanbla Max | $29.99 | per month |
| Support ¥1,000 | $5.99 | one-time |
| Support ¥2,000 | $11.99 | one-time |
| Support ¥3,000 | $19.99 | one-time |
| Support ¥5,000 | $29.99 | one-time |
| Support ¥10,000 | $59.99 | one-time |
| Support ¥100,000 | $599.99 | one-time |


## Frequently asked questions

### Is Duosub free?

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

### Is Lanbla free?

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

### Do Duosub or Lanbla have ads?

Lanbla shows ads; Duosub does not.

### Which is updated more often, Duosub or Lanbla?

Duosub ships an update every 3 weeks, and Lanbla every 5 days. Most recently, Duosub was updated on October 30, 2026 and Lanbla 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.*