Retro N vs Recall Notes
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Retro N
Engage in retro-style brain training that makes the N-back task enjoyable. Improve memory, focus, and emotional control through a superhero-themed game. Suitable for all ages, it offers a free, ad-supported experience with optional in-app purchases.
- Retro 8-bit N-back gameplay
- Improves memory and focus
- Superhero Ranger theme
- Up to 3 players on one device
- No login or personal data collection
- Minimal ads, child-safe
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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 【Player Reviews】 ・“Hard even for adults until you get used to it. The retro RPG-style intro feels exciting.” ・“Surprisingly challenging, but you can feel it working. Finding the rhythm is fun.” ・“I almost gave up at Level 6, but finally cleared it after sticking with it.” 【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.
Recall Notes
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Made for people who want more from their notes. Recall Notes turns university lectures, certification courses, online classes, workshops, and professional training into notes you can revisit in your own words. Split a page as the topic changes and add a Cue to every section. Put key terms and questions in Cue, details in Notes, and the takeaway in Summary. Recall mode hides the main notes so you can reconstruct the content from Cue and Summary. Key features: - Split notes by topic and add a Cue to each section - Organize ideas with Cue, Notes, and Summary - Recall mode that hides the main notes - Handwriting with Apple Pencil and typed input - Adjustable section size, rule lines, paper colors, and textures - In-app language selection - Save and manage notes as files The free version saves up to 10 notes and includes ads. Premium unlocks unlimited saved notes and removes ads. All note-taking features remain available in the free version. Recall Notes is inspired by the Cornell note-taking method. This app is not affiliated with, endorsed by, or provided by Cornell University. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Recall Notes at none against Retro N's 4. Recall Notes also leads on update cadence (every 2 months vs every 8 months). Retro N's advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Retro N sells 4 one-off in-app purchases. Recall Notes asks for nothing beyond the download.
Retro N ships an update every 8 months, Recall Notes every 2 months. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.
| Parameter | Retro N | Recall Notes |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 8 months | Every 2 months — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 74 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | TELULU LLC | MIRAI JIMUKYOKU KENKYUJO, K.K. |
In-app purchases
Retro N
- Support for this app (100)$0.49
- Remove Ads$2.99
- Support for this app (500)$2.99
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- Support for this app (1000)$5.99
Recall Notes
No in-app purchases









