ServerCat vs Boltcard NFC Programmer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ServerCat
Monitor your Linux servers and Docker containers directly from your mobile device. View detailed resource usage, network traffic, and container stats. Offers an SSH terminal for remote management and automation capabilities.
- Server status monitoring
- CPU, GPU, Memory usage
- Network traffic and speed
- Docker container stats
- SSH Shell Terminal
- Container management
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ServerCat is a Linux monitor and Docker Management & SSH Terminal app. ServerCat makes it easy to monitor your server status on your mobile. It shows detail running status of your linux servers and docker containers. It only needs an SSH account without any other dependencies. It will not install any tools to your system. Free Features Monitor detail status of your server including: ・CPU usage per-core ・GPU usage and running process ・Memory usage ・Network traffic/speed and TCP stats ・Docker containers and stats ・Disk blocks and IO per second Premium Features ・ SSH Shell Terminal ・ Sync data across all your iOS devices ・ Create and Manage containers ・Background SSH Security: All SSH credentials are AES-encrypted and saved locally. The Cloud Sync uses iCloud to sync AES-encrypted data securely and nobody can inspect your data in the cloud. Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://servercat.app/privacy
Boltcard NFC Programmer
This tool allows you to program blank NFC cards to function as personal Boltcards, enabling a contactless payment experience for the Lightning network. It requires prior setup of a Boltcard instance on GitHub.
- Program NTAG424DNA NFC cards
- Create personal Boltcards
- Contactless Lightning network payments
- Compatible with Lightning PoS terminals
- Works with Breez wallet PoS App
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Quickly program a blank NFC card (NTAG424DNA) to act as your own personal Boltcard. A contactless / paywave like experience for the Lightning network. Before programming your NFC card you must set up your own https://github.com/boltcard/boltcard The boltcard can be used with Lightning PoS terminals that have NFC support, or Breez wallet PoS App.
Screenshots
Verdict
The clearest difference is in-app purchases: Boltcard NFC Programmer at none against ServerCat's 3. Boltcard NFC Programmer also leads on rating (5.0 vs 4.6) and iOS requirement (12.4 vs 17.0). ServerCat's advantage is update cadence (every 5 days vs every 5 weeks) and ratings volume (1K vs 1). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. ServerCat sells 3 in-app purchases, starting at $5.99 per year. Boltcard NFC Programmer asks for nothing beyond the download.
Boltcard NFC Programmer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: ServerCat has 1K ratings behind it against 1, so its average is the more settled of the two.
ServerCat ships an update every 5 days, Boltcard NFC Programmer every 5 weeks. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.
| Parameter | ServerCat | Boltcard NFC Programmer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (1K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 77.3% of reviews | — |
| Number of ratings | 1K — better | 1 |
| Update frequency | Every 5 days — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #56 — better | — |
| Devices | iPhone, iPad, Mac — better | iPhone, iPod |
| Requires iOS | 17.0 | 12.4 — better |
| Further details — not scored | ||
| Size | 43 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Early Moon, LLC | Ones and Zeros Technology Limited |
Customer experience
ServerCat
Boltcard NFC Programmer
Bugs and requests
ServerCat
Reported bugs
4 issues- Connection issues and failed logins
- Server status not refreshing properly
- Crashes when switching between screens or using certain features
- Incompatibility with certain server configurations (e.g., Debian/Ubuntu only for some features)
Requested features
7 requests- Add support for SFTP
- Implement Celsius temperature display
- Add home screen widgets for server status
- Improve syncing of servers and SSH keys across devices
- Enhance Docker/container management features
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- Add support for Telnet and other protocols
- Improve terminal experience (e.g., Tmux bindings, font customization)
Boltcard NFC Programmer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ServerCat
- Premium Annual Subscription7 Days trial$5.991 Year
- Premium Upgrade Discount$5.99
- ServerCat Lifetime Premium$18.99
Boltcard NFC Programmer
No in-app purchases
Questions
Is ServerCat free?
Is Boltcard NFC Programmer free?
Which has better reviews, ServerCat or Boltcard NFC Programmer?
Do ServerCat or Boltcard NFC Programmer have ads?
Which is updated more often, ServerCat or Boltcard NFC Programmer?
Other comparisons
