インターバル速歩 app icon

インターバル速歩

Supports interval fast walking training with just one smartphone

株式会社グラムスリー（gram3 inc.） · com.gram3.intervalwalkandroid

Not rated yet 5K+ downloads v1.0.202512022215 9.2 MB Android 7.0+ PEGI 3 · Everyone

Download APK 9.2 MB All versions
  • Signature matches the Google Play version Details

At a glance

Latest version
v1.0.202512022215 (5)
Updated
Mar 31, 2026 (6 months ago)
APK size
9.2 MB
Requires
Android 7.0+ (API 24)
CPU support
Any (no native code)
Category
Sports (app)
Permissions
9 (1 sensitive)
Website
gram3.com/contact/interval.html
Developer contact
[email protected]
Privacy
Developer's privacy policy

About this APK

インターバル速歩 is an app by 株式会社グラムスリー（gram3 inc.） in the Sports category. It has no native code, so it runs on any Android processor.

It asks for 9 permissions, 1 of them sensitive: activity recognition. Compared with version 1.0.202310261100, it adds 1 new permission: “Foreground service health”.

What's new in v1.0.202512022215

Android 12 及び 13 にてお使いいただけるよう修正いたしました。

Description

From the listing uploaded by “appupdater”.

【overview】 Since 2004, the Research Center of the University of Physical Education for the Elderly has been testing an exercise regimen using ``interval walking'' for more than 7,300 middle-aged and elderly people nationwide, mainly in Nagano Prefecture. The results of this research have shown that just six months of training can improve physical fitness by up to 20%, reduce symptoms of lifestyle-related diseases by 20%, and reduce medical costs by 20%. *1,2,3 *1 Nemoto, K et al. Effects of high-intensity interval walking training on physical fitness and blood pressure in middle-aged and older people. Mayo Clin Proc. 82 (7):803-811, 2007. *2 Morikawa M et al. Physical fitness and indices of lifestyle-related diseases before and after interval walking training in middle aged and older males and females. Br. J. Sports Med 45: 216-224, 2011. *3 Effects vary from person to person. 【function】 ・Physical fitness measurement ·training ・Check your exercise history *The Android version does not have a map drawing function. 【point】 This application has been developed based on the scientific theory of "interval walking" under the supervision of Professor Hiroshi Nose, Department of Sports Medicine, Graduate School of Medicine, Shinshu University, National University Corporation. 【development】 gram3 Inc. E-mail: [email protected] Phone: 03-6402-0303 (Main) Address: 6th floor, Shiba Excellent Building, 2-1-13 Hamamatsucho, Minato-ku, Tokyo 105-0013 [Sponsorship/Supervision] Sponsored by: NPO Jyunen Taiiku University Research Center (JTRC) Supervised by: Hiroshi Nose, Professor, Department of Sports Medicine, Graduate School of Medicine, Shinshu University 【please note】 This app uses GPS in the background to calculate walking distance and calories burned. Please note that the battery will drain faster as GPS continues to run in the background.

Version history

2 versions are listed, going back to v1.0.202310261100.

v1.0.202512022215 LATEST Mar 31, 2026 9.2 MB TRUSTED v1.0.202310261100 Aug 19, 2025 8.6 MB TRUSTED

All 2 versions

Security & authenticity

Security rating: Trusted

Signing certificate

  • Signature matches the Google Play version Checked by the source store on Mar 31, 2026.
  • Certificate from Google Play App Signing Google keeps the signing key for the developer, so the certificate carries Google's name.
  • Same certificate as the other version checked

Store checks and file details

  • Developer signature verified Mar 31, 2026
  • Validated against Google Play Mar 31, 2026
  • Signed byCN=Android, OU=Android, O=Google Inc., L=Mountain View, ST=California, C=US
  • Signing certificate (SHA-1)ED:25:25:DD:A1:D2:D0:A2:4E:83:06:E4:F5:57:5B:8C:BF:3D:0B:DC
  • File MD564e30b5893edf36b1d5e11f1227080db
  • Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (9)

インターバル速歩 requests 9 permissions, 1 of them sensitive.

Required hardware & features

インターバル速歩 APK: questions and answers

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the インターバル速歩 APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is 64e30b5893edf36b1d5e11f1227080db.

Tags

gram3 intervalwalkandroid sports インターバル速歩

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