# 易仙占卜 vs hellocetus

The clearest difference is update cadence: 易仙占卜 at every 10 days against hellocetus's monthly. 易仙占卜 also leads on iOS requirement (13.1 vs 15.0). hellocetus's advantage is review sentiment (100% vs 87%). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 易仙占卜 sells 10 one-off in-app purchases and hellocetus sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

易仙占卜 ships an update every 10 days, hellocetus monthly. The most recent releases landed on October 27, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 易仙占卜 | hellocetus |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 86.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 77 MB |
| Requires iOS | **13.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHEUNG PUI MAN](https://appshunter.io/developer/291179028) | [Waitcle](https://appshunter.io/developer/1824924378) |

## What reviewers say

### 易仙占卜

[App page](https://appshunter.io/ios/app/id349098320)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20易币 | $2.99 | one-time |
| 充值易币50 | $6.99 | one-time |
| 【随手一占】套餐 | $7.99 | one-time |
| 【心诚求测】套餐 | $9.99 | one-time |
| 充值易币100 | $13.99 | one-time |
| 【高手论卦】套餐 | $14.99 | one-time |
| 充值易币200 | $27.99 | one-time |
| 【贵宾服务】套餐 | $29.99 | one-time |
| 【专家荟萃】套餐 | $74.99 | one-time |
| 【顶级专家】套餐 | $119.99 | one-time |


### hellocetus

[App page](https://appshunter.io/ios/app/hellocetus-supermoon-calendar/id6759944569)

Track celestial events like supermoons, moon phases, and planet positions with this astronomy calendar. Plan observations, get local sun and moon times, and explore detailed sky data.

**Highlights:** Supermoon calendar with long-range dates, Daily moon phase and illumination tracking, Local sun and moon times, Planet position comparison, Save observation notes and reminders, Optional astronomy event alerts

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HelloCetus Premium Monthly | $1.99 | per month |
| HelloCetus Premium Yearly | $4.99 | per year |
| HelloCetus Premium | $6.99 | one-time |


## Frequently asked questions

### Is 易仙占卜 free?

易仙占卜 is free to download, with in-app purchases available.

### Is hellocetus free?

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

### Do 易仙占卜 or hellocetus have ads?

Neither 易仙占卜 nor hellocetus shows ads.

### Which is updated more often, 易仙占卜 or hellocetus?

易仙占卜 ships an update every 10 days, and hellocetus monthly. Most recently, 易仙占卜 was updated on October 27, 2026 and hellocetus on October 29, 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.*