# NANA GRIFFON vs BILLET

NANA GRIFFON and BILLET are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

NANA GRIFFON ships an update every 38 months, BILLET every 46 months. The most recent releases landed on November 11, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | NANA GRIFFON | BILLET |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 38 months** | Every 46 months |
| Monetization | — | Free |
| Size | 16 MB | 15 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAOKO TAKAI](https://appshunter.io/developer/1447295355) | [MAKOTO SAITO](https://appshunter.io/developer/1455061192) |

## What reviewers say

### NANA GRIFFON

[App page](https://appshunter.io/ios/app/nana-griffon/id1447295356)

**In-app purchases:** none


### BILLET

[App page](https://appshunter.io/ios/app/billet/id1455061193)

Stay updated with the latest information and services from BILLET. Access your account details, receive messages from stores, and easily share the app with friends. Discover a range of convenient features designed to enhance your experience.

**Highlights:** Receive latest information, Check service details, View account status, Refer friends via social media, Access convenient features

**In-app purchases:** none


## Frequently asked questions

### Is NANA GRIFFON free?

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

### Is BILLET free?

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

### Do NANA GRIFFON or BILLET have ads?

Neither NANA GRIFFON nor BILLET shows ads.

### Which is updated more often, NANA GRIFFON or BILLET?

NANA GRIFFON ships an update every 38 months, and BILLET every 46 months. Most recently, NANA GRIFFON was updated on November 11, 2026 and BILLET on November 2, 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.*