Simple Music - amazing chords creation keyboard app with free piano, guitar, pad sounds, and midi
by Keynote Star Inc · 392986789
Store data
- Rating
- 3.92
- Installs
- —
- Category
- Music
- Contains ads
- —
101 ratings
Not published by Apple
app-ads.txt
- Domain
- keynotestar.com
- Status
- Found (200)
- Lines
- 175
- DIRECT / RESELLER
- 2 / 173
- Parse errors
- 0
- Last fetched
- Oct 8, 2026
- Last changed
- Oct 8, 2026
sellers.json cross-check
175 lines checked
Verified
122
Errors
41
Warnings
10
- Seller ID not found 36
- RESELLER but publisher 5
- Seller type BOTH 9
- No sellers.json 1
- Unchecked 2
Declared supply tree
2 direct accounts across 2 direct sellers · 110 resellers buying from them · 63 not matched
| Direct seller | Accounts | Resold by | Issues |
|---|---|---|---|
| unity.com | 1 | 61 resellers: rubiconproject.com, pubmatic.com, lijit.com … | 0 |
| google.com | 1 | 1 reseller: pubmatic.com | 0 |
63 resellers, intermediary not matched to a direct seller of this app (not cross-checked yet: 2; the intermediary's domain is not a direct seller of this app: 19; account not found in the ad system's sellers.json: 36; sellers.json lists the account as a publisher, not an intermediary: 5; the ad system publishes no usable sellers.json: 1).
More apps from Keynote Star Inc
New to these files? What is app-ads.txt · Network directory · Glossary
Last crawled Fri, Oct 9, 2026 5:29 PM. Data derived from the public store listing, the developer's app-ads.txt and the ad systems' sellers.json files.