# tokyo metro transit map vs B

The clearest difference is in-app purchases: B at none against tokyo metro transit map's 4. B also leads on update cadence (every 9 days vs every 3 weeks). tokyo metro transit map's advantage is device support (3 vs 1) and iOS requirement (15.6 vs 17.0). On price and ads there is nothing between them.

Both are free to download. tokyo metro transit map sells 4 one-off in-app purchases. B asks for nothing beyond the download.

tokyo metro transit map ships an update every 3 weeks, B every 9 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | tokyo metro transit map | B |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (77 ratings)](https://appshunter.io/ios/app/tokyo-metro-transit-map/id1501281542/reviews)** | — |
| Number of ratings | **77** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 133 MB | 208 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [敏 吴](https://appshunter.io/developer/1233033227) | [bora jin](https://appshunter.io/developer/1873302174) |

## What reviewers say

### tokyo metro transit map

[App page](https://appshunter.io/ios/app/tokyo-metro-transit-map/id1501281542)

Navigate Tokyo's subway system with this comprehensive transit map. It offers offline functionality, multi-language support, and detailed route planning with fare and time estimates. Discover nearby attractions and get real-time navigation assistance for a seamless travel experience.

**Highlights:** Latest 2026 data, Multi-language support, Offline functionality, Route query with transfer plans, Nearby sites and real-time navigation, Site and surroundings information

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly card | $0.99 | one-time |
| Monthly card | $2.99 | one-time |
| Quarter card | $4.99 | one-time |
| Year card | $8.99 | one-time |


### B

[App page](https://appshunter.io/ios/app/b/id6791943301)

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

**In-app purchases:** none


## Frequently asked questions

### Is tokyo metro transit map free?

tokyo metro transit map is free to download, with in-app purchases available.

### Is B free?

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

### Do tokyo metro transit map or B have ads?

Neither tokyo metro transit map nor B shows ads.

### Which is updated more often, tokyo metro transit map or B?

tokyo metro transit map ships an update every 3 weeks, and B every 9 days. Most recently, tokyo metro transit map was updated on November 3, 2026 and B on October 31, 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.*