# Maxigenes Authenticator vs Bellybook

The clearest difference is in-app purchases: Maxigenes Authenticator at none against Bellybook's 6. Maxigenes Authenticator also leads on iOS requirement (13.0 vs 17.6). Bellybook's advantage is update cadence (every 3 days vs every 12 months). On price, ads and device support there is nothing between them.

Both are free to download. Bellybook sells 6 in-app purchases, starting at $2.99 per month. Maxigenes Authenticator asks for nothing beyond the download.

Maxigenes Authenticator ships an update every 12 months, Bellybook every 3 days. The most recent releases landed on September 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Maxigenes Authenticator | Bellybook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (111 ratings)](https://appshunter.io/ios/app/bellybook/id6479637639/reviews)** |
| Number of ratings | — | **111** |
| Positive reviews | — | 66.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 68 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Maxigenes Pty Ltd](https://appshunter.io/developer/1461439270) | [Shanghai Diyu Network Technology Co., Ltd](https://appshunter.io/developer/1480626806) |

## What reviewers say

### Maxigenes Authenticator

[App page](https://appshunter.io/ios/app/maxigenes-authenticator/id1461439271)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bellybook

[App page](https://appshunter.io/ios/app/bellybook/id6479637639)

This app allows you to journal your culinary experiences, focusing on memories and emotions associated with meals rather than strict calorie counting. It uses AI to help organize your food history, create a personal recipe archive, and even track your coffee consumption.

**Highlights:** AI-assisted food journaling, Natural language meal recording, Lifetime food and recipe collection, Personalized coffee cup gallery, Capture meal memories and context

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $2.99 | per month |
| 月会员 | $9.99 | per month |
| 美食家年度会员 | $29.99 | per year |
| 年会员 | $99.99 | per year |
| 胃之书永久会员 | $29.99 | one-time |
| 美食家永久会员 | $399.99 | one-time |

**What reviewers like**

- 🎨 Sleek and stylish UI design
- 🤖 Accurate food recognition and analysis
- 🧠 Helpful for tracking and managing diet
- 🔍 Detailed nutritional information provided
- 🤝 Inviting referral system with bonus tokens

**What reviewers complain about**

- 🚫 Lack of support for non-Chinese phone numbers
- 🔧 Inability to manually edit recorded data
- 💰 Concerns about the sustainability of the app's business model


## Frequently asked questions

### Is Maxigenes Authenticator free?

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

### Is Bellybook free?

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

### Do Maxigenes Authenticator or Bellybook have ads?

Neither Maxigenes Authenticator nor Bellybook shows ads.

### Which is updated more often, Maxigenes Authenticator or Bellybook?

Maxigenes Authenticator ships an update every 12 months, and Bellybook every 3 days. Most recently, Maxigenes Authenticator was updated on September 9, 2026 and Bellybook on September 25, 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.*