# knzb waterpolo vs NTTB

The clearest difference is update cadence: knzb waterpolo at fortnightly against NTTB's every 38 months. knzb waterpolo also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

knzb waterpolo ships an update fortnightly, NTTB every 38 months. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | knzb waterpolo | NTTB |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/knzb-waterpolo/id1272670810/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 38 months |
| Monetization | Free | — |
| Size | 35 MB | 6 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sportlink Services](https://appshunter.io/developer/885010557) | [NTTB](https://appshunter.io/developer/1507799912) |

## What reviewers say

### knzb waterpolo

[App page](https://appshunter.io/ios/app/knzb-waterpolo/id1272670810)

Stay updated on water polo standings, scores, and schedules. Follow live matches, track personal and team statistics, and engage with the water polo community. Manage game forms and player information.

**Highlights:** Track standings, scores, and schedules, Follow live matches and intermediate results, View personal and team statistics, Follow favorite clubs, teams, and players, Fill in digital match forms, Manage player attendance and carpooling, Add player photos to profiles

**Features:** Vision Pro support

**In-app purchases:** none


### NTTB

[App page](https://appshunter.io/ios/app/nttb/id1507799913)

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

**In-app purchases:** none


## Frequently asked questions

### Is knzb waterpolo free?

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

### Is NTTB free?

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

### Do knzb waterpolo or NTTB have ads?

Neither knzb waterpolo nor NTTB shows ads.

### Which is updated more often, knzb waterpolo or NTTB?

knzb waterpolo ships an update fortnightly, and NTTB every 38 months. Most recently, knzb waterpolo was updated on September 29, 2026 and NTTB on October 1, 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.*