klang² vs Light Speed
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
klang²
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20 sound squares turn your ears upside down. Which bird sings? Which composer sounds? Can you put proverbs together and recognize foreign languages? Place your smartphone with the klang² app open in the middle of the table, place a sound square on the reader and listen carefully: Off you go with your acoustic game collection! ATTENTION: This app only works together with 20 sound squares, which are available via klang2.com.
Light Speed
This companion app enhances a physical board game by visualizing and resolving battles through photos. It requires the physical game and an internet connection to function.
- Battle visualization
- Battle resolution
- Photo analysis
- Companion app functionality
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Snap a picture of your Light Speed: Arena game and let the app visualize and resolve the battle for you! Note that this is a companion app for a physical board game: You need a copy of Light Speed: Arena to use it for its main purpose. An internet connection is required.
Screenshots
Verdict
The clearest difference is in-app purchases: Light Speed at none against klang²'s 10. Light Speed also leads on update cadence (every 3 weeks vs every 2 months). On price, ads, device support 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. klang² sells 10 one-off in-app purchases. Light Speed asks for nothing beyond the download.
klang² ships an update every 2 months, Light Speed every 3 weeks. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.
| Parameter | klang² | Light Speed |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (8 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 89 MB | 217 MB |
| Age rating | 4+ | 9+ |
| Developer | Oberlin & Rennertz GmbH | TABLESCOPE GmbH |
In-app purchases
klang²
- Klang2 Pro Option 0Free
- Klang2 Pro Option 1$0.99
- Bundesländer und Hauptstädte$0.99
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- Klang2 Pro Option 2$1.99
- Klang2 Pro Option 3$3.99
- Volkslieder Premium$3.99
- Tierisch Menschlich$3.99
- Klang2 Pro Option 4$7.99
- Klang2 Pro Option 5$11.99
- Klang2 Pro Option 6$16.99
Light Speed
No in-app purchases
