# OIS Installation App vs Opti Cleaner & Optimizer

The clearest difference is in-app purchases: OIS Installation App at none against Opti Cleaner & Optimizer's 12. OIS Installation App also leads on ads (none vs shown) and iOS requirement (14.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Opti Cleaner & Optimizer sells 12 in-app purchases, starting at $2.99 per 7 days. OIS Installation App asks for nothing beyond the download.

OIS Installation App ships an update every 6 weeks, Opti Cleaner & Optimizer every 3 weeks. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | OIS Installation App | Opti Cleaner & Optimizer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4.5K ratings)](https://appshunter.io/ios/app/opti-cleaner-and-optimizer/id6471679598/reviews)** |
| Number of ratings | — | **4.5K** |
| Positive reviews | — | 31.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 5 MB | 194 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ophardt Hygiene Technologies Inc](https://appshunter.io/developer/1510775408) | [APPIKUR](https://appshunter.io/developer/1821178504) |

## What reviewers say

### OIS Installation App

[App page](https://appshunter.io/ios/app/ois-installation-app/id1552233258)

**In-app purchases:** none


### Opti Cleaner & Optimizer

[App page](https://appshunter.io/ios/app/opti-cleaner-and-optimizer/id6471679598)

This utility app helps declutter your device by removing duplicate photos and videos, organizing contacts, and compressing large files. It also offers battery optimization tips and a secure space for private data.

**Highlights:** Duplicate photo and video removal, Contact organization and backup, Battery life improvement tips, Video file compression, Private space for sensitive data, One-tap cleaning, Internet speed testing

**Features:** macOS Compatibility, Safari Extension

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Full Access | $2.99 | per 7 days |
| Premium features | $4.99 | per 7 days |
| Premium Features | $5.99 | per 7 days |
| Premium features | $5.99 | per 7 days |
| Premium features | $8.99 | per 7 days |
| Premium features | $10.99 | per 7 days |
| Premium features | $19.99 | per month |
| Premium features | $24.99 | per month |
| Premium features | $29.99 | per year |
| Premium features | $39.99 | per year |
| Premium features | $79.99 | per year |
| Premium features | $89.99 | per year |

**What reviewers like**

- 🚀 Efficient
- 👍 Great
- 👍 Pleased with efficiency

**What reviewers complain about**

- 🐛 Crashes frequently
- 🔋 Battery drain
- 💰 Charges before free trial ends
- 💰 Not free as advertised
- 🙅‍♀️ No way to delete/cancel

**Reported bugs**

- Photos become blurry and disjointed after use
- App doesn't work as expected

**Requested features**

- Ability to recover photos after use
- Free photo cleaning/optimization


## Frequently asked questions

### Is OIS Installation App free?

OIS Installation App is free to download, with no in-app purchases.

### Is Opti Cleaner & Optimizer free?

Opti Cleaner & Optimizer is free to download, with in-app purchases available.

### Do OIS Installation App or Opti Cleaner & Optimizer have ads?

Opti Cleaner & Optimizer shows ads; OIS Installation App does not.

### Which is updated more often, OIS Installation App or Opti Cleaner & Optimizer?

OIS Installation App ships an update every 6 weeks, and Opti Cleaner & Optimizer every 3 weeks. Most recently, OIS Installation App was updated on October 25, 2026 and Opti Cleaner & Optimizer on October 30, 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.*