Harp Strings vs Plasma
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Harp Strings
Adjust audio output for optimal speaker and room acoustics. Offers advanced tone controls for fine-tuning, a mute switch, and the ability to edit amplifier names. Tailor your sound experience with precision.
- Tone controls for speaker and room matching
- Advanced tone tuning
- Mute switch
- Amplifier name editor
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This app provides tone controls to adjust the H1 for an optimum match with your speakers and the room. It also provides advanced tone controls to further tune the H1. Other features include a mute switch and an amplifier name editor.
Plasma
Directly connect to your Core Lightning node and manage it remotely via the Lightning network. This app offers lightning-fast performance for node management, requiring only your node's public ID and a rune for connection.
- Connect to Core Lightning node
- Remote node management
- Lightning network connection
- Scan LNLink QR codes
- Fast performance
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Connect to your Core Lightning node directly over the Lightning network with Plasma! Scan a LNLink QR code and remotely manage your node, Plasma is lightning fast. All it requires is your nodes public ID and a rune to connect.
Screenshots
Verdict
The clearest difference is update cadence: Harp Strings at every 8 days against Plasma's monthly. Harp Strings also leads on iOS requirement (9.0 vs 13.0). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Harp Strings against 5.0 for Plasma. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Harp Strings ships an update every 8 days, Plasma monthly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Harp Strings | Plasma |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 8 days — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 34 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Bitwise Systems Inc | Denton LLC |
Customer experience
Harp Strings
Plasma
In-app purchases
Harp Strings
No in-app purchases
Plasma
No in-app purchases
