# カイロプラクティックOASIS vs Aqualist

The clearest difference is in-app purchases: カイロプラクティックOASIS at none against Aqualist's 2. カイロプラクティックOASIS also leads on iOS requirement (12.0 vs 15.1). Aqualist's advantage is update cadence (every 3 weeks vs every 38 months). On price, ads and device support there is nothing between them.

Both are free to download. Aqualist sells 2 in-app purchases, starting at $1.99 per month. カイロプラクティックOASIS asks for nothing beyond the download.

カイロプラクティックOASIS ships an update every 38 months, Aqualist every 3 weeks. The most recent releases landed on September 9, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | カイロプラクティックOASIS | Aqualist |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 16 MB | 33 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [OKAZAKI YUUYA](https://appshunter.io/developer/1499920365) | [Gaku Ishikawa](https://appshunter.io/developer/1682592991) |

## What reviewers say

### カイロプラクティックOASIS

[App page](https://appshunter.io/ios/app/oasis/id1499920366)

**In-app purchases:** none


### Aqualist

[App page](https://appshunter.io/ios/app/aqualist/id6447771672)

Easily manage all aspects of your freshwater and saltwater aquariums. This app helps make your aquarium life more comfortable by tracking events and providing a centralized management system.

**Highlights:** Aquarium event management, Freshwater and saltwater support, Comfortable aquarium life, Event tracking, Centralized management

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro monthly plan | $1.99 | per month |
| Pro annually plan | $19.99 | per year |


## Frequently asked questions

### Is カイロプラクティックOASIS free?

カイロプラクティックOASIS is free to download, with no in-app purchases.

### Is Aqualist free?

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

### Do カイロプラクティックOASIS or Aqualist have ads?

Neither カイロプラクティックOASIS nor Aqualist shows ads.

### Which is updated more often, カイロプラクティックOASIS or Aqualist?

カイロプラクティックOASIS ships an update every 38 months, and Aqualist every 3 weeks. Most recently, カイロプラクティックOASIS was updated on September 9, 2026 and Aqualist on September 13, 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.*