# Proton Drive vs InstaResolv

The clearest difference is in-app purchases: InstaResolv at none against Proton Drive's 6. Proton Drive's advantage is update cadence (fortnightly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Proton Drive sells 6 in-app purchases, starting at $4.99 per month. InstaResolv asks for nothing beyond the download.

Proton Drive ships an update fortnightly, InstaResolv every 2 months. The most recent releases landed on November 13, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Proton Drive | InstaResolv |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (1.3K ratings)](https://appshunter.io/ios/app/proton-drive-cloud-storage/id1509667851/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 37.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 248 MB | 50 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Proton AG](https://appshunter.io/developer/979659484) | [Zoondia](https://appshunter.io/developer/626117092) |

## What reviewers say

### Proton Drive

[App page](https://appshunter.io/ios/app/proton-drive-cloud-storage/id1509667851)

Securely store, back up, and access your files and photos across devices with end-to-end encryption. Protect sensitive documents and cherished memories with advanced privacy features and Swiss data protection laws. Offers 5 GB of free storage with upgrade options up to 1 TB.

**Highlights:** End-to-end encrypted storage, Automatic photo and video backup, Secure link sharing with password/expiration, PIN or biometric protection, Offline file access, File version history, Create, edit, and collaborate on docs

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Drive Plus 1 month | $4.99 | per month |
| Drive Plus 1 TB (1 month) | $9.99 | per month |
| Proton Unlimited 1 month | $14.99 | per month |
| Drive Plus 1 year | $47.90 | per year |
| Drive Plus 1 TB (1 year) | $95.99 | per year |
| Proton Unlimited 1 year | $119.00 | per year |

**What reviewers like**

- 🚀 Fast and efficient
- 🔒 Secure and private
- 👍 Simple and intuitive UI
- 💡 Integrated with iOS Files app

**What reviewers complain about**

- 🐛 Buggy and unreliable
- 🔋 High battery consumption
- 📥 Slow upload/download speeds
- 🗂️ Lacking key features like search and sorting

**Reported bugs**

- Frequent crashes and errors
- Inconsistent file syncing across devices
- Unable to access files uploaded from desktop
- Issues with offline file access

**Requested features**

- Automatic photo/video backup
- Ability to edit documents within the app
- Seamless integration with other apps for file sharing
- Linux desktop client


### InstaResolv

[App page](https://appshunter.io/ios/app/instaresolv/id6761991644)

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

**In-app purchases:** none


## Frequently asked questions

### Is Proton Drive free?

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

### Is InstaResolv free?

InstaResolv is free to download, with no in-app purchases.

### Do Proton Drive or InstaResolv have ads?

Neither Proton Drive nor InstaResolv shows ads.

### Which is updated more often, Proton Drive or InstaResolv?

Proton Drive ships an update fortnightly, and InstaResolv every 2 months. Most recently, Proton Drive was updated on November 13, 2026 and InstaResolv on November 9, 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.*