# KeyCard BBM vs Infinity Solar Systems

The clearest difference is in-app purchases: Infinity Solar Systems at none against KeyCard BBM's 2. Infinity Solar Systems also leads on ads (none vs shown) and rating (5.0 vs 4.7). KeyCard BBM's advantage is ratings volume (1.6K vs 1) and update cadence (every 2 weeks vs every 2 months). On price and iOS requirement there is nothing between them.

Both are free to download. KeyCard BBM sells 1 one-off in-app purchase. Infinity Solar Systems asks for nothing beyond the download.

Infinity Solar Systems holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: KeyCard BBM has 1.6K ratings behind it against 1, so its average is the more settled of the two.

KeyCard BBM ships an update every 2 weeks, Infinity Solar Systems every 2 months. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | KeyCard BBM | Infinity Solar Systems |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.6K ratings)](https://appshunter.io/ios/app/keycard-bbm/id6471354515/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/infinity-solar-systems/id6747581310/reviews)** |
| Number of ratings | **1.6K** | 1 |
| Positive reviews | 84.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 69 MB | 63 MB |
| Requires iOS | **15.5** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Marlon Milanes Rivero](https://appshunter.io/developer/1691214624) | [Infinity Energy](https://appshunter.io/developer/1821862998) |

## What reviewers say

### KeyCard BBM

[App page](https://appshunter.io/ios/app/keycard-bbm/id6471354515)

Organize your digital cards, manage your cryptocurrency balance, and access digital services like gift cards and VPNs. This secure app offers a streamlined iOS experience with features like real-time balance management and instant digital product delivery.

**Highlights:** Digital card organization, KeyCoin balance management, Purchase digital products, Built-in VPN access, Secure sign-in options, QR code scanner

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

**In-app purchases (1)**

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

**What reviewers like**

- 💎 Excellent
- 💯 The best
- 👍 Great
- 🔑 KeyCard BBM
- 👌 Super app

**What reviewers complain about**

- 🐛 App crashes after update
- 🤔 Losing data after updates
- 🤨 Functionality issues with new updates
- 🔍 Missing features (e.g., online payments, Mi Transfer recharge)
- 🤯 Confusing UI changes between updates

**Reported bugs**

- QR code scanning not working
- Login with Apple ID not functioning
- App freezes after background operation
- Unable to fully register accounts

**Requested features**

- Add SMS confirmation for transfers
- Implement online payments
- Allow transferring from secondary Mi Transfer cards
- Add widget support for quick access
- Integrate NAUTA home payment


### Infinity Solar Systems

[App page](https://appshunter.io/ios/app/infinity-solar-systems/id6747581310)

Monitor your solar panel installation progress from initial survey to final activation. Receive real-time updates and smart notifications to stay informed throughout the process. Easily access support and manage your project details securely.

**Highlights:** Track installation process, Real-time project status updates, Smart notifications for milestones, In-app support and ticketing, Secure login and data protection, View survey and installation progress

**In-app purchases:** none


## Frequently asked questions

### Is KeyCard BBM free?

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

### Is Infinity Solar Systems free?

Infinity Solar Systems is free to download, with no in-app purchases.

### Which has better reviews, KeyCard BBM or Infinity Solar Systems?

Infinity Solar Systems is rated higher. KeyCard BBM averages 4.7 out of 5 from 1.6K ratings, while Infinity Solar Systems averages 5.0 from 1 ratings.

### Do KeyCard BBM or Infinity Solar Systems have ads?

KeyCard BBM shows ads; Infinity Solar Systems does not.

### Which is updated more often, KeyCard BBM or Infinity Solar Systems?

KeyCard BBM ships an update every 2 weeks, and Infinity Solar Systems every 2 months. Most recently, KeyCard BBM was updated on October 16, 2026 and Infinity Solar Systems on October 7, 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.*