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The top 20 popular Tools Apps for Android in Japan

Google Play has 148,381 Tools apps, the 2nd largest app category. 25,233 of them have at least 50,000 installs. 3% are paid, and the average rating is 3.9. Ranked by popularity in Japan. Together these 20 apps got 3.1M installs in the last 30 days. おサイフケータイ アプリ got the most installs in the last 30 days: 2.5M. Install counts come from Google Play. Last updated on 2026-10-23.
#
App
Installs, 30 days
vs 30 days before
Last 12 weeks
Total installs
Rating
On Play
1
SH変換辞書更新データ
SHARP CORPORATION · Tools
25K
+25%
18M
–
13 years
2
SH読取カメラ
SHARP CORPORATION · Tools
4.9K
+22%
3.7M
–
12 years
3
おサイフケータイ アプリ
FeliCa Networks, Inc. · Tools
2.5M
+23%
140M
2.5
13 years
4
ミニ予定表
SHARP CORPORATION · Tools
12
−57%
2.9M
–
12 years
5
ミニウィジェットフレーム
SHARP CORPORATION · Tools
21
−96%
9.1M
–
12 years
6
Disaster Message Board
SoftBank Corp. · Tools
400K
+24%
39M
3.0
13 years
7
ミニマップ
SHARP CORPORATION · Tools
1
−97%
3.4M
–
12 years
8
flick - Emoticon Keyboard
IO Inc. · Tools
9.9K
+66%
4.2M
4.5
13 years
9
KSfilemanager for FUJITSU
FCNT LLC · Tools
1.2K
−13%
8M
3.6
13 years
10
VirusBuster Mobile
Trend Micro Inc. / トレンドマイクロ株式会社 · Tools
48K
+36%
13M
4.0
13 years
11
AOSS
BUFFALO INC. · Tools
280
−51%
20M
3.4
15 years
12
UNZIP TOOL(ZIP/LHA/RAR/7z）
aokitaka · Tools
480
−15%
2.1M
2.1
14 years
13
RBB SPEED TEST
株式会社イード(IID, Inc.) · Tools
250
−7%
670K
3.0
14 years
14
Atermらくらく無線スタートEX for Android
NEC Platforms, Ltd. · Tools
11
−59%
1.6M
–
13 years
15
AtermらくらくQRスタート for Android
NEC Platforms, Ltd. · Tools
550
−67%
2.7M
–
13 years
16
ChMate
AIRFRONT, Inc. · Tools
1
±0%
2.8M
3.8
15 years
17
Emoticon Dictionary
IO Inc. · Tools
710
+37%
7.3M
4.4
15 years
18
aNdClip Free - Clipboard ext -
amazing-create · Tools
0
1.6M
3.9
16 years
19
Simeji Japanese keyboard+Emoji
バイドゥ株式会社 · Tools
66K
7×
30M
4.1
16 years
20
DeployGate
DeployGate Inc. · Tools
1.7K
+27%
690K
3.3
14 years