FingerForge vs Key Lens
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FingerForge
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A simple app that lets you practice common musical patterns from string instruments to help you improve your finger dexterity.
Key Lens
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Compose your next song! Sequence chords, melody and bass MIDI tracks. Connects to the rest of your setup. Play hardware synths or instruments in your DAW. Use Key Lens as a MIDI controller over USB or Bluetooth. Build better chord progressions. Find your starting point with common chord progressions from multiple genres. Give your chords movement. Use arpeggios and strum to shape how your chords play. Learn to play your chords on piano. Follow along on piano with easy-to-read charts.
Screenshots
Verdict
The clearest difference is in-app purchases: FingerForge at none against Key Lens's 1. Key Lens's advantage is device support. On price and iOS requirement 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. Key Lens sells 1 one-off in-app purchase. FingerForge asks for nothing beyond the download.
| Parameter | FingerForge | Key Lens |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 6 weeks |
| Ads | — | No |
| In-app purchases | No — better | Yes |
| Devices | — | iPhone, iPad — better |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 0 MB | 58 MB |
| Age rating | 4+ | 4+ |
| Developer | CGDevworks LLC | Alex Amayo |
In-app purchases
FingerForge
No in-app purchases
Key Lens
- Midi Output$9.99
