K vs Recordiレコードアイ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
K
Test your knowledge of popular K-pop groups like BTS, BLACKPINK, and NewJeans. Challenge friends and prove your expertise in this ultimate K-pop quiz game.
- K-pop OX quiz format
- Knowledge of multiple K-pop groups
- Compete with friends
- Prove K-pop mastery
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The ultimate K-pop OX quiz app for fans Test your knowledge of BTS, BLACKPINK, NewJeans, Stray Kids, SEVENTEEN, TWICE and more Compete with friends and prove you are the real K-pop master
Recordiレコードアイ
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Recordi is a new kind of visual & sound experience app that makes the music playing on your smartphone feel like it’s coming from a vinyl record. Music straight from your phone Recordi itself does not play music. Simply keep your favorite tracks playing and open this app — a realistic record player will appear on screen! Realistic turntable performance • The record spins just like the real thing • Switch between LOW 33 RPM and HIGH 45 RPM Scratch function included Slide the record with your finger and enjoy DJ-style scratch sounds. The pitch changes with your movement, giving you an authentic feeling. (Your music playback won’t be affected — the scratch is purely for fun!) With a clock for practicality The playback screen also shows the time, so you can check the clock while listening. Recommended for: • Anyone who wants to add a playful twist to their music listening • People who want to feel like a DJ • Fans of vinyl and analog devices • Those who just love quirky, fun apps Note • This app does not stop or control playback of other music apps • Music cannot be played directly from within Recordi • Scratch sounds are for atmosphere only Enjoy your smartphone music with an analog-style vibe through Recordi. Bring a record player right into your pocket!
Screenshots
Verdict
The clearest difference is iOS requirement: Recordiレコードアイ at 13.0 against K's 15.1. On price, update cadence, ads and in-app purchases 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.
Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | K | Recordiレコードアイ |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days | Every 4 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 24 MB | 101 MB |
| Age rating | 4+ | 4+ |
| Developer | Tae Hee Sohn | Yukinori Yano |
In-app purchases
K
No in-app purchases
Recordiレコードアイ
No in-app purchases









