Retro N-Back – Memory Rangers

LiveTelulu LLC6 apps · 7.9K installsEducationalFree · contains adsIn-app purchases: ¥50 - ¥1,080 per itemnet.minpro.memorenger

Fun & Easy Brain Training Game for Memory, Emotion Control & Working Memory!

Alert me★ WatchOpen in Play ↗
Total installs
3,431
exact · Play shows 1,000+
Installs / day
0
7-day avg · last day +1
Rating
4.9★
12 ratings · 6 reviews
Released
29 Aug 2016
10.1y ago
Last update
7 Dec 2025
v4.0.0 · 10mo ago
Countries
1/30
live · checked 3d ago

Installs per day

gain of the exact counter
01234511 Oct12 Oct13 Oct

Daily tracking since 10 Oct 2026 · history grows every day

Install history

exact counter from Google Play
3,4303,4313,43210 Oct12 Oct13 Oct
01,0002,0003,0004,00029 Aug 201610 Oct 202613 Oct 2026

Dashed: estimate from the release date (no daily data before 10 Oct 2026) · time axis compressed before that day

Daily tracking since 10 Oct 2026 · history grows every day

Change timeline

3 changesFull history
  1. Permissions
    + view network connections+ full network access+ control vibration+ prevent device from sleeping
  2. Content rating
    EveryoneRated for 3+
  3. In-app prices
    —¥50 - ¥1,080 per item

Country availability

Live 1Listed, not installable 29Not listed 0
United Arab Emirates
Argentina
Australia
Bangladesh
Brazil
Canada
Colombia
Germany
Egypt
Spain
France
United Kingdom
Indonesia
India
Italy
Japan4.9
Kenya
South Korea
Mexico
Nigeria
Philippines
Pakistan
Poland
Russia
Saudi Arabia
Thailand
Türkiye
United States
Vietnam
South Africa

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Data safety

declared by the developer on Google Play
  • Shares data with third parties App activity, App info and performance, and Device or other IDs
  • Collects data App info and performance and Device or other IDs
  • Data is encrypted in transit
  • Follows the Play Families Policy

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

4 in 1 group
0 Sensitive1 Notable3 Routine
OtherNotable4

Access to miscellaneous device features that don't fit other categories

  • Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Make your phone vibratecontrol vibration · VIBRATE

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description
Retro-style 8-bit brain training that makes N-back fun. Improve memory, focus, and emotional control while playing. “Level 10 is insane!” A surprisingly deep N-back challenge that kids and adults can enjoy for free. 【What Makes This App Different】 ・The only N-back app themed with Retro Game × Superhero Rangers ・All 15 stages completely free (optional tip only) ・Up to 3 players on one device (great for kids, siblings, parents) ・No login, no email, no personal data collected ・Minimal ads, safe for children ・Simple controls anyone can learn instantly 【Does Any of This Sound Familiar?】 ・You forget things more easily ・You struggle to stay focused ・You get irritated without meaning to ・Your thinking feels slower ・You want your smartphone time to be more meaningful This app turns the scientifically studied N-back task into a retro game you can naturally keep playing. 【Recommended For】 ・Anyone who wants to improve emotional control ・People seeking better focus and memory ・Fans of nostalgic retro games ・Those who struggled with other training methods ・Anyone wanting stress relief ・Parents looking for an educational game for kids 【What Is the N-Back Task?】 Introduced by Kirchner in 1958, the N-back method strengthens working memory by recalling information from “N steps earlier” while making quick decisions. Abilities expected to improve include: ・Memory ・Focus and sustained attention ・Judgment ・Emotional regulation Working memory is the mental “workbench” essential for learning, productivity, and daily life. 【Training Design of Memory Rangers】 ・Level 1 starts with remembering one step back (beginner-friendly) ・Difficulty gradually increases across 15 stages ・Level 10 is famously tough for those seeking a challenge ・Retro RPG-style presentation keeps the journey engaging Simple to play, yet you will feel real cognitive challenge as you progress. 【Fun for Families】 One device supports up to 3 profiles, allowing: ・Siblings to compete ・Parents and children to challenge each other ・Friends to enjoy the training together 【Message from the Developer】 N-back is effective but mentally demanding, and many people struggle to keep it going. Still, I believed there were people who wanted to improve emotional balance, focus, and daily well-being. I wanted to create an experience where “you were enjoying a game… and before you knew it, your brain had improved.” That is why I combined the excitement of superhero teams with the warmth of retro games, creating a training method anyone—kids or adults—can continue without stress. If this app brings even a little more calm, focus, or happiness to your daily life, nothing would make me happier. Start your retro brain-training journey today.

What's new

■ Updated libraries to ensure compatibility with the latest devices. ■ Refreshed the store listing to better showcase the app’s features. ■ Made minor UI improvements.

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