# CIEC vs Callio 4.0

The clearest difference is in-app purchases: CIEC at none against Callio 4.0's 3. CIEC also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

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

CIEC ships an update every 6 days, Callio 4.0 weekly. The most recent releases landed on October 1, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | CIEC | 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 6 days** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 96 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anh Nguyen Duc](https://appshunter.io/developer/1574177561) | [Gadget Technology Solution](https://appshunter.io/developer/1488302008) |

## What reviewers say

### CIEC

[App page](https://appshunter.io/ios/app/ciec/id1578402980)

**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 CIEC free?

CIEC 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 CIEC or Callio 4.0 have ads?

Neither CIEC nor Callio 4.0 shows ads.

### Which is updated more often, CIEC or Callio 4.0?

CIEC ships an update every 6 days, and Callio 4.0 weekly. Most recently, CIEC was updated on October 1, 2026 and Callio 4.0 on October 27, 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.*