Comparison

Happi Studios vs One

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

Happi Studios

Features
Read full description

We are Hobart’s first Reformer & Rhythm Ride studio. Inclusive, heart-pumping, feel good movement. Challenge your body and recharge your soul in our results-driven workouts. Free of judgement, a community like no other. Transform into your best self. Be part of a community and participate in classes designed to get you strong and make you sweat. All of our classes are accessible, but challenging. You'll be welcomed with a smile, so book in for your first Reformer Pilates (50 minute) or Ride class (45 minute). See you in the studio!

About

One

Features
Read full description

Welcome to One-Word Memory Test, your daily companion for cognitive tracking and memory improvement. Designed with science-backed principles, One-Word Memory Test provides a simple, engaging, and effective way to monitor your memory skills over time. Whether you're looking to challenge your brain, build healthy cognitive habits, or just stay sharp, One-Word Memory Test makes it easy to step into a daily routine that fits right in your pocket. SCIENCE-BACKED MEMORY TESTING Our core testing experience is built around structured, continuous assessments. Complete quick, engaging memory tests and track your performance directly from your device. TRACK YOUR PROGRESS Consistency is key. Watch your memory journey unfold with our intuitive Weekly Score Charts. See how you improve week over week and identify patterns in your cognitive performance. BUILD YOUR STREAK Stay motivated by building a daily habit! Our Week Tracker and Streak systems reward you for showing up. Set custom notifications and reminders so you never miss a day of training. GUIDED ONBOARDING & EDUCATION Not sure where to start? Our comprehensive onboarding flow walks you through the science behind the One-Word Memory test. Learn exactly how the tests work and why they matter before you even begin. ONE-WORD MEMORY TEST PRO Unlock the full experience with a Pro subscription: - Weekly reports on your score - Your general memory score - Extra memory tests - Ongoing access to new features Subscription details: - One-Word Memory Test Pro: $1.99 per month, with a 10-day free trial for new subscribers - Payment is charged to your Apple ID account at confirmation of purchase - Your subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period - Your account is charged for renewal within 24 hours prior to the end of the current period - You can manage your subscription and turn off auto-renewal in your Apple ID Account Settings after purchase - Any unused portion of a free trial is forfeited when you purchase a subscription IMPORTANT One-Word Memory Test is for research and self-tracking. It does not provide medical advice, diagnosis, or treatment. If you have concerns about your health, please contact a qualified health professional. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://neurotreatment.com.au/privacy-policy.aspx Questions or support: jaime.berry@neurotreatment.com.au

Screenshots

Happi Studios3 screens
One4 screens

Verdict

The call

The clearest difference is update cadence: One at weekly against Happi Studios's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Happi Studios ships an update every 5 months, One weekly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

Scorecard1 real difference Β· 5 level
Happi Studios versus One: the parameters behind the verdict, then further details
ParameterHappi StudiosOne
PriceFreeFree
Update frequencyEvery 5 monthsWeekly β€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPod β€” better
Requires iOS16.015.1 β€” better
Further details β€” not scored
Size61 MB41 MB
Age rating9+17+
DeveloperHappi Studios Pty LtdAdvanced Neuropsychological Treatment Services (ANTS)

In-app purchases

None

Happi Studios

No in-app purchases

None

One

No in-app purchases

Questions

Is Happi Studios free?
Happi Studios is free to download, with no in-app purchases.
Is One free?
One is free to download, with no in-app purchases.
Do Happi Studios or One have ads?
Neither Happi Studios nor One shows ads.
Which is updated more often, Happi Studios or One?
Happi Studios ships an update every 5 months, and One weekly. Most recently, Happi Studios was updated on November 3, 2026 and One on October 28, 2026.

Other comparisons