# Cardzilla vs Sorenson Express

The clearest difference is update cadence: Cardzilla at every 4 weeks against Sorenson Express's every 2 months. Cardzilla also leads on ratings volume (76 vs 19) and iOS requirement (13.0 vs 18). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for Cardzilla against 4.7 for Sorenson Express. Both are backed by a comparable volume of ratings — 76 and 19 respectively.

Cardzilla ships an update every 4 weeks, Sorenson Express every 2 months. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Cardzilla | Sorenson Express |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (76 ratings)](https://appshunter.io/ios/app/cardzilla/id623346823/reviews) | **[4.7 (19 ratings)](https://appshunter.io/ios/app/sorenson-express/id1671284329/reviews)** |
| Number of ratings | **76** | 19 |
| Positive reviews | 91.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 3 MB | 56 MB |
| Requires iOS | **13.0** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tim Kettering](https://appshunter.io/developer/623346826) | [Sorenson Communications, Inc.](https://appshunter.io/developer/358815148) |

## What reviewers say

### Cardzilla

[App page](https://appshunter.io/ios/app/cardzilla/id623346823)

Display your messages in large, clear text for easy reading across distances. This app offers a no-scroll design that automatically resizes text as you type, saving all your cards automatically. It's ideal for silent communication or grabbing attention without sound.

**Highlights:** Large and clear text display, Automatic text resizing, No scroll design, Automatic card saving, Save favorite messages, Quick swipe navigation, Shake to save and erase

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and intuitive interface
- 🚀 Fast and efficient communication
- 💡 Invaluable for users with speech/hearing impairments
- 👍 Large, readable text display
- 👍 Automatic saving of history

**What reviewers complain about**

- 🐛 Speech-to-text can be slow
- 🐛 Microphone turns off too quickly
- 🐛 Lack of language translation
- 🐛 No clear way to contact developer
- 🐛 Shake-to-erase can be accidentally triggered

**Reported bugs**

- Crashes on two-finger swipe up (iPad Air 2, iOS 11.2)
- App no longer has mic icon (reported in 2019)
- Notes lost when switching apps (reported in 2020, contradicted by other reviews)

**Requested features**

- On-screen keyboard visibility toggle
- Adaptive text size options (fixed or auto-overflow)
- Language translator
- Setting for microphone to stay on
- Option to disable shake-to-erase


### Sorenson Express

[App page](https://appshunter.io/ios/app/sorenson-express/id1671284329)

This app provides on-demand ASL video remote interpreting to ensure equitable and inclusive communication for Deaf customers and employees. It facilitates seamless face-to-face interactions, enhancing customer service and workplace collaboration.

**Highlights:** On-demand ASL video remote interpreting, Face-to-face communication access, Enhances customer service, Improves workplace inclusivity, ASL-English and ASL-Spanish interpretation, Convenient and hassle-free access

**In-app purchases:** none


## Frequently asked questions

### Is Cardzilla free?

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

### Is Sorenson Express free?

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

### Which has better reviews, Cardzilla or Sorenson Express?

Sorenson Express is rated higher. Cardzilla averages 4.6 out of 5 from 76 ratings, while Sorenson Express averages 4.7 from 19 ratings.

### Do Cardzilla or Sorenson Express have ads?

Neither Cardzilla nor Sorenson Express shows ads.

### Which is updated more often, Cardzilla or Sorenson Express?

Cardzilla ships an update every 4 weeks, and Sorenson Express every 2 months. Most recently, Cardzilla was updated on October 6, 2026 and Sorenson Express on October 16, 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.*