# ProtectCode Plus vs Callio 4.0

The clearest difference is in-app purchases: ProtectCode Plus at none against Callio 4.0's 3. ProtectCode Plus also leads on iOS requirement (12.0 vs 15.0). Callio 4.0's advantage is update cadence (weekly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Callio 4.0 sells 3 one-off in-app purchases. ProtectCode Plus asks for nothing beyond the download.

ProtectCode Plus ships an update every 4 months, Callio 4.0 weekly. The most recent releases landed on September 30, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | ProtectCode Plus | Callio 4.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/callio-40/id6446872573/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 30 MB | 93 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [YPB Group Ltd](https://appshunter.io/developer/1392072916) | [GADGET TECHNOLOGY SOLUTION ST., JOINT STOCK COMPANY](https://appshunter.io/developer/1488302008) |

## What reviewers say

### ProtectCode Plus

[App page](https://appshunter.io/ios/app/protectcode-plus/id1644259153)

**Features:** macOS Compatibility

**In-app purchases:** none


### Callio 4.0

[App page](https://appshunter.io/ios/app/callio-40/id6446872573)

Streamline your business operations with a centralized platform for managing customer interactions across multiple channels. Track customer history, generate detailed reports, and optimize your sales process with an intuitive interface.

**Highlights:** Multi-channel conversation management, Centralized customer information, Interaction history synchronization, Detailed business activity reports, Employee performance ranking, User-friendly interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BASIC | $1.99 | one-time |
| PRO | $9.99 | one-time |
| ULTIMATE | $12.99 | one-time |


## Frequently asked questions

### Is ProtectCode Plus free?

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

### Is Callio 4.0 free?

Callio 4.0 is free to download, with in-app purchases available.

### Do ProtectCode Plus or Callio 4.0 have ads?

Neither ProtectCode Plus nor Callio 4.0 shows ads.

### Which is updated more often, ProtectCode Plus or Callio 4.0?

ProtectCode Plus ships an update every 4 months, and Callio 4.0 weekly. Most recently, ProtectCode Plus was updated on September 30, 2026 and Callio 4.0 on September 25, 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.*