# CardKeeper vs Echo

The clearest difference is update cadence: Echo at every 4 days against CardKeeper's every 2 weeks. CardKeeper's advantage is iOS requirement (16.4 vs 18.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. CardKeeper sells 1 one-off in-app purchase and Echo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for CardKeeper against 5.0 for Echo. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

CardKeeper ships an update every 2 weeks, Echo every 4 days. The most recent releases landed on September 24, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | CardKeeper | Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cardkeeper-membership-manager/id6744647529/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/echo-visual-task-with-avatar/id6751596889/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 82 MB | 18 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 9+ |
| Developer | [秋萌 万](https://appshunter.io/developer/1808322400) | [俊卿 郝](https://appshunter.io/developer/1835924294) |

## What reviewers say

### CardKeeper

[App page](https://appshunter.io/ios/app/cardkeeper-membership-manager/id6744647529)

Organize all your membership cards, gift cards, and subscriptions in one place. Get reminders before they expire and keep important details handy. Personalize your cards with themes and track your collection with statistics.

**Highlights:** Store membership, gift, and prepaid cards, Track subscriptions, Set expiration date reminders, Record card details and balances, Personalize with colorful themes, View collection statistics and charts, iCloud backup and sync

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $1.99 | one-time |


### Echo

[App page](https://appshunter.io/ios/app/echo-visual-task-with-avatar/id6751596889)

This app transforms daily planning into a warm and fulfilling experience with visual avatar tags for tasks. It offers a minimalist design, progress statistics, urgent alarms, and secure iCloud sync across Apple devices. No login is required to start using it.

**Highlights:** Visual avatar tags for tasks, Minimalist, distraction-free interface, Weekly and monthly progress statistics, Urgent alarms and calendar sync, Secure iCloud synchronization, No login required

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Plan | $3.99 | one-time |


## Frequently asked questions

### Is CardKeeper free?

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

### Is Echo free?

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

### Which has better reviews, CardKeeper or Echo?

CardKeeper and Echo are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do CardKeeper or Echo have ads?

Neither CardKeeper nor Echo shows ads.

### Which is updated more often, CardKeeper or Echo?

CardKeeper ships an update every 2 weeks, and Echo every 4 days. Most recently, CardKeeper was updated on September 24, 2026 and Echo on September 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*