# Bumblebee Math vs E

The clearest difference is price: E at Free against Bumblebee Math's $0.99. E also leads on update cadence (every 5 days vs every 36 months). Bumblebee Math's advantage is in-app purchases (none vs 10) and iOS requirement (12.0 vs 16.0). On ads and device support there is nothing between them.

E is free to download; Bumblebee Math costs $0.99 up front. E sells 10 in-app purchases, starting at $18.49 per month. Bumblebee Math asks for nothing beyond the download.

Bumblebee Math ships an update every 36 months, E every 5 days. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Bumblebee Math | E |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.5 (19 ratings)](https://appshunter.io/ios/app/e-bazi-ai/id1363080916/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | — | 28.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 62 MB | 135 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 17+ |
| Developer | [Ventura Educational Systems](https://appshunter.io/developer/371324172) | [Laurent Bottigliengo](https://appshunter.io/developer/1233984041) |

## What reviewers say

### Bumblebee Math

[App page](https://appshunter.io/ios/app/bumblebee-math/id820401610)

**Features:** macOS Compatibility

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-bazi-ai/id1363080916)

Unlock your destiny with AI-powered astrological insights. This app offers advanced calculations for BaZi, Zi Wei Dou Shu, and Feng Shui, providing personalized reports and forecasts to help you master cosmic cycles and align your life with ancient wisdom.

**Highlights:** Advanced BaZi calculations, Zi Wei Dou Shu analysis, Qi Men Dun Jia and Da Liu Ren, AI-powered personalized reports, Relationship compatibility analysis, 12-month forecasts, iCloud Sync across devices

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month Subscription | $18.49 | per month |
| Yearly Subscription | $121.99 | per year |
| 2 Studies credit | $9.99 | one-time |
| aiReport9 | $9.99 | one-time |
| aiReport15 | $14.99 | one-time |
| aiReport16 | $16.49 | one-time |
| Ai Report 21 | $21.95 | one-time |
| aiReport25 | $24.99 | one-time |
| aiReport38 | $37.95 | one-time |
| Full Purchase | $349.99 | one-time |


## Frequently asked questions

### Is Bumblebee Math free?

Bumblebee Math costs $0.99, with no in-app purchases.

### Is E free?

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

### Do Bumblebee Math or E have ads?

Neither Bumblebee Math nor E shows ads.

### Which is updated more often, Bumblebee Math or E?

Bumblebee Math ships an update every 36 months, and E every 5 days. Most recently, Bumblebee Math was updated on October 10, 2026 and E on October 12, 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.*