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The top 20 popular Libraries & Demo Apps for Android in Japan with NO ads

Google Play has 2,564 Libraries & Demo apps, the 31st largest app category. 341 of them have at least 50,000 installs. 3% are paid, and the average rating is 4.0. Ranked by popularity in Japan. Together these 20 apps got 980 installs in the last 30 days. Androidify got the most installs in the last 30 days: 510. Install counts come from Google Play. Last updated on 2026-11-15.
#
App
Installs, 30 days
vs 30 days before
Last 12 weeks
Total installs
Rating
On Play
1
Küpper Viewer
core sensing GmbH · Libraries & Demo
1
4
–
16 months
2
Curas.com.ar
meappsolutions · Libraries & Demo
100
−44%
7.9K
–
7 months
3
Movies All Day | Play Samples
Google Samples · Libraries & Demo
13
−70%
740
–
13 months
4
Guide Squad - A Discord Bots L
NAVYUG · Libraries & Demo
0
2.3K
–
6 years
5
Androidify
Google Samples · Libraries & Demo
510
−58%
63K
3.3
14 months
6
RPG Dice+: Dados De RPG Mesa
Cl.Soft · Libraries & Demo
1
±0%
4
–
3 months
7
TOTAL SOLUTION PUBLIC SERVICE
Tripledots Software Services Pvt. Ltd. · Libraries & Demo
0
120
–
2 years
8
Vamo
Vamo Energy · Libraries & Demo
2
−98%
830
–
16 months
9
Face Matching
MiniAi.Live · Libraries & Demo
54
−29%
6.7K
–
2 years
10
Conifer: Ionic POS
Elvento Labs · Libraries & Demo
0
320
–
6 years
11
Weather Demo Library
Matteo Battilana · Libraries & Demo
0
690
–
10 years
12
signoSign/mobile
signotec GmbH · Libraries & Demo
4
−60%
5.1K
–
8 years
13
Eyedid SDK Demo
Visualcamp · Libraries & Demo
5
−79%
8.8K
3.0
5 years
14
The Swan Books On Wheels
AutoLib Software · Libraries & Demo
0
52
–
4 years
15
Simplifier
Simplifier AG · Libraries & Demo
19
−46%
3.4K
–
10 years
16
Santuário Santa Rita - Maringá
W GESTAO DE SISTEMA LTDA · Libraries & Demo
35
+3%
510
–
6 months
17
FuerzaMovil BLINDAC
OPEN WORLD · Libraries & Demo
3
+50%
58
–
3 years
18
유한대학교 도서관
LibTech Co. · Libraries & Demo
19
−51%
2.7K
–
2 years
19
OpenCV Image Process
Asogaru Lab · Libraries & Demo
200
−17%
51K
3.9
5 years
20
HRS Training
Highway Resource Solutions · Libraries & Demo
1
±0%
130
–
3 years