# CALC by Webb Labs vs Cloud Storage Drive Backup App

The clearest difference is in-app purchases: CALC by Webb Labs at none against Cloud Storage Drive Backup App's 6. CALC by Webb Labs also leads on update cadence (every 2 days vs fortnightly). Cloud Storage Drive Backup App's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Cloud Storage Drive Backup App sells 6 in-app purchases, starting at $1.99 per month. CALC by Webb Labs asks for nothing beyond the download.

CALC by Webb Labs ships an update every 2 days, Cloud Storage Drive Backup App fortnightly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CALC by Webb Labs | Cloud Storage Drive Backup App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cloud-storage-drive-backup-app/id6766427080/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 179 MB | 35 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Webb Labs Ltd.](https://appshunter.io/developer/1888390157) | [Mind Byte](https://appshunter.io/developer/1896288275) |

## What reviewers say

### CALC by Webb Labs

[App page](https://appshunter.io/ios/app/calc-by-webb-labs/id6761248737)

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

**In-app purchases:** none


### Cloud Storage Drive Backup App

[App page](https://appshunter.io/ios/app/cloud-storage-drive-backup-app/id6766427080)

Securely back up photos, videos, documents, and contacts to the cloud. Free up phone storage and access your files anytime, anywhere with encrypted cloud storage.

**Highlights:** Secure cloud backup for all file types, Free up phone storage, Access files anytime, anywhere, Monitor device and cloud storage, Encrypted file access, Quick backup and restore

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Classic (500GB) | $1.99 | per month |
| Classic (500GB) | $2.99 | per month |
| Premium (1000GB) | $4.99 | per month |
| Basic (100GB) | $29.99 | per year |
| Classic (500GB) | $39.99 | per year |
| Premium (1000GB) | $69.99 | per year |


## Frequently asked questions

### Is CALC by Webb Labs free?

CALC by Webb Labs is free to download, with no in-app purchases.

### Is Cloud Storage Drive Backup App free?

Cloud Storage Drive Backup App is free to download, with in-app purchases available.

### Do CALC by Webb Labs or Cloud Storage Drive Backup App have ads?

CALC by Webb Labs shows ads; Cloud Storage Drive Backup App does not.

### Which is updated more often, CALC by Webb Labs or Cloud Storage Drive Backup App?

CALC by Webb Labs ships an update every 2 days, and Cloud Storage Drive Backup App fortnightly. Most recently, CALC by Webb Labs was updated on November 9, 2026 and Cloud Storage Drive Backup App on October 31, 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.*