# ACU Cards vs First Interstate Debit Manager

The clearest difference is rating: ACU Cards at 4.8 against First Interstate Debit Manager's 1.8. ACU Cards also leads on review sentiment (33% vs 0%). First Interstate Debit Manager's advantage is iOS requirement (14.0 vs 16.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

ACU Cards holds the better App Store score, 4.8 against 1.8. Both are backed by a comparable volume of ratings — 47 and 23 respectively. Written reviews point the same way: 33% of ACU Cards's written reviews are positive against 0% of First Interstate Debit Manager's.

ACU Cards ships an update every 7 months, First Interstate Debit Manager every 5 months. The most recent releases landed on August 5, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | ACU Cards | First Interstate Debit Manager |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (47 ratings)](https://appshunter.io/ios/app/acu-cards/id1233844954/reviews)** | [1.8 (23 ratings)](https://appshunter.io/ios/app/first-interstate-debit-manager/id1572503797/reviews) |
| Number of ratings | **47** | 23 |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 72 MB | 90 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [America's Credit Union, a Federal Credit Union](https://appshunter.io/developer/430559054) | [First Interstate Bank](https://appshunter.io/developer/566470806) |

## What reviewers say

### ACU Cards

[App page](https://appshunter.io/ios/app/acu-cards/id1233844954)

Securely manage your credit and debit cards on the go. Instantly turn cards on or off, set up account alerts, and find ATMs. This app complements your existing mobile banking for enhanced card control.

**Highlights:** Turn cards on/off, Set up account alerts, ATM locator, Secure login, Card control

**Features:** Apple Wallet

**In-app purchases:** none


### First Interstate Debit Manager

[App page](https://appshunter.io/ios/app/first-interstate-debit-manager/id1572503797)

Manage your debit card with customizable controls for spending limits, locations, and transaction types. Instantly turn your card on or off to prevent unauthorized use and receive real-time alerts for all activity.

**Highlights:** Define spending limits, Set location-based transaction controls, Monitor specific merchant categories, Enable/disable card instantly, Receive real-time transaction alerts, Check account balances, Locate ATMs

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is ACU Cards free?

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

### Is First Interstate Debit Manager free?

First Interstate Debit Manager is free to download, with no in-app purchases.

### Which has better reviews, ACU Cards or First Interstate Debit Manager?

ACU Cards is rated higher. ACU Cards averages 4.8 out of 5 from 47 ratings, while First Interstate Debit Manager averages 1.8 from 23 ratings.

### Do ACU Cards or First Interstate Debit Manager have ads?

Neither ACU Cards nor First Interstate Debit Manager shows ads.

### Which is updated more often, ACU Cards or First Interstate Debit Manager?

ACU Cards ships an update every 7 months, and First Interstate Debit Manager every 5 months. Most recently, ACU Cards was updated on August 5, 2026 and First Interstate Debit Manager on June 1, 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.*