# izzi vs CAASIM

The clearest difference is rating: izzi at 4.3 against CAASIM's 3.3. izzi also leads on update cadence (weekly vs every 2 months) and ratings volume (2.8K vs 4). CAASIM's advantage is monetization model (free vs ad-supported) and iOS requirement (12.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

izzi holds the better App Store score, 4.3 against 3.3. That said, the two scores are not equally well evidenced: izzi has 2.8K ratings behind it against 4, so its average is the more settled of the two.

izzi ships an update weekly, CAASIM every 2 months. The most recent releases landed on October 13, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | izzi | CAASIM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (2.8K ratings)](https://appshunter.io/ios/app/izzi/id1001336742/reviews)** | [3.3 (4 ratings)](https://appshunter.io/ios/app/caasim/id1500820580/reviews) |
| Number of ratings | **2.8K** | 4 |
| Positive reviews | 6.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 91 MB | 20 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mexico Red de Telecomunicaciones, S. de R.L. de C.V.](https://appshunter.io/developer/1001336741) | [Gobierno del Estado de Hidalgo](https://appshunter.io/developer/896802652) |

## What reviewers say

### izzi

[App page](https://appshunter.io/ios/app/izzi/id1001336742)

Manage your internet and TV services with ease. Instantly check and pay your bills, review payment history, and perform service requests like changing your address or updating your password. You can also manage your home network settings, including Wi-Fi name and password.

**Highlights:** Consult and pay bills instantly, Review payment history, Perform service requests, Update password securely, Manage izzi network settings

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

**In-app purchases:** none

**What reviewers like**

- 🌟 Excellent app
- 💯 Works perfectly

**What reviewers complain about**

- 🐛 App crashes frequently
- ⚠️ Unreliable login
- 🔌 Poor internet connectivity
- 💳 Payment issues
- 🕰️ Slow performance

**Reported bugs**

- App crashes on launch
- Login credentials not working
- Unable to make payments
- Inconsistent internet connection
- App freezes and closes unexpectedly

**Requested features**

- Improve app stability
- Fix login and payment issues
- Enhance internet reliability
- Provide better customer support


### CAASIM

[App page](https://appshunter.io/ios/app/caasim/id1500820580)

Manage your water and sewage accounts, view bills, make payments, and find branch locations. Access services online and stay updated on your consumption history from home.

**Highlights:** Manage multiple accounts, View account statements, Online payments, Download bills and receipts, Locate branches, View consumption history, Emergency numbers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is izzi free?

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

### Is CAASIM free?

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

### Which has better reviews, izzi or CAASIM?

izzi is rated higher. izzi averages 4.3 out of 5 from 2.8K ratings, while CAASIM averages 3.3 from 4 ratings.

### Do izzi or CAASIM have ads?

Neither izzi nor CAASIM shows ads.

### Which is updated more often, izzi or CAASIM?

izzi ships an update weekly, and CAASIM every 2 months. Most recently, izzi was updated on October 13, 2026 and CAASIM on September 23, 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.*