# OccluPlan Study Planner vs 生物マスター

The clearest difference is in-app purchases: 生物マスター at none against OccluPlan Study Planner's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OccluPlan Study Planner sells 1 one-off in-app purchase. 生物マスター asks for nothing beyond the download.

OccluPlan Study Planner ships an update fortnightly, 生物マスター every 8 days. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | OccluPlan Study Planner | 生物マスター |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 8 days** |
| Size | 12 MB | 30 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [クリサク株式会社](https://appshunter.io/developer/1863063825) | [ryo otsuka](https://appshunter.io/developer/6788628020) |

## What reviewers say

### OccluPlan Study Planner

[App page](https://appshunter.io/ios/app/occluplan-study-planner/id6791431458)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | one-time |


### 生物マスター

[App page](https://appshunter.io/ios/app/id6796595184)

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

**In-app purchases:** none


## Frequently asked questions

### Is OccluPlan Study Planner free?

OccluPlan Study Planner is free to download, with in-app purchases available.

### Is 生物マスター free?

生物マスター is free to download, with no in-app purchases.

### Do OccluPlan Study Planner or 生物マスター have ads?

Neither OccluPlan Study Planner nor 生物マスター shows ads.

### Which is updated more often, OccluPlan Study Planner or 生物マスター?

OccluPlan Study Planner ships an update fortnightly, and 生物マスター every 8 days. Most recently, OccluPlan Study Planner was updated on October 9, 2026 and 生物マスター on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*