Comparison

NyanGram vs Track Weight & BMI Calc

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

Head to head
About

NyanGram

Features
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Meet the cat waiting for your daily check-in. NyanGram is a simple weight diary and diet-tracking app where your cat reacts each time you log your weight. Whether the number goes up or down, the app focuses on showing up and keeping a gentle daily record. Main features: - Weight logging - Cat reactions after each entry - A rich collection of cat messages, including ones that call you by name - A bond that deepens the longer you log - Calendar with paw marks on logged days - Weekly, monthly, and yearly weight graphs - BMI line and target weight line - Home Screen widget - No account required - Supports Japanese and English Grow closer over time At first, your cat may feel a little shy. As the days go on, the distance slowly closes. Reach "My cat" โ€” the closest bond โ€” and your cat will start sharing things it only says to someone it truly knows. Review your weight gently Use weekly, monthly, and yearly graphs to look back on your weight trends. You can also show BMI and target weight reference lines when you want more context. Paw marks on your calendar Each logged day leaves a paw mark on the calendar, making it easy to see the days you checked in. Missed a few days? Welcome back NyanGram is made for real life. If you skip a day, a weekend, or a week, your cat will not scold you. Just come back and continue at your own pace. Your cat on the Home Screen Add the widget to see your current cat without opening the app. About Pro For 14 days after installation, you can try Pro themes and an ad-free experience. This 14-day experience is not auto-renewing, and no charge occurs when it ends. After the period ends, the app returns to the free sakuraPink theme. NyanGram Pro includes: - 13 theme skins - Unlocking themes other than the free sakuraPink theme - No ads Pro is available as monthly, yearly, or one-time purchase options. Core features are free to use. Privacy Your weight entries are stored on your device. No account, email address, or sign-in is required, and your weight data is not sent to our servers. The app uses Firebase Crashlytics for anonymous crash reports to help improve app quality. The free version also shows banner ads through Google AdMob. This app is not intended for medical care, diagnosis, treatment, nutrition guidance, or to guarantee weight loss results. If you have concerns about your health or weight management, please consult a qualified professional. A gentle weight log you can return to every day. Meet your cat in NyanGram. Terms of Use (EULA) https://www.bellexpan.com/en/apps/nyangram/terms

About

Track Weight & BMI Calc

Features
Read full description

Keep your weight journey clear and motivating. ScaleTrend is a calm, focused weight loss tracker that helps you look past ups and downs and see your progress over time. Log your weight, follow your goals, view BMI, track body measurements, and see clear trend charts across 7, 30, 90, and 365 days. ScaleTrend keeps weight tracking simple without calorie counting, food logs, social feeds, or feature bloat. Your weight data stays on your device. No account, no sign-up, no ads, and full offline use. Sync with Apple Health, use reminders, export your entries as CSV, and choose the theme that fits you. Free The free plan includes core weight tracking, history, charts, BMI, body measurements, reminders, CSV export, themes, and Apple Health sync. ScaleTrend Plus ScaleTrend Plus unlocks Precise Forecast with Goal ETA, Weekly Report, Yearly Report, Historical Insights, and Entry Notes. Advanced features require ScaleTrend Plus. Privacy Policy: https://vexor.digital/legal/scaletrend/privacy.html Terms of Use: https://vexor.digital/legal/scaletrend/terms.html

Screenshots

NyanGram4 screens
Track Weight & BMI Calc4 screens

Verdict

The call

The clearest difference is ads: Track Weight & BMI Calc at none against NyanGram's shown. NyanGram's advantage is update cadence (every 8 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. NyanGram sells 3 in-app purchases, starting at $2.99 per month and Track Weight & BMI Calc sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

NyanGram ships an update every 8 days, Track Weight & BMI Calc every 2 weeks. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

Scorecard2 real differences ยท 4 level
NyanGram versus Track Weight & BMI Calc: the parameters behind the verdict, then further details
ParameterNyanGramTrack Weight & BMI Calc
PriceFreeFree
Update frequencyEvery 8 days โ€” betterEvery 2 weeks
AdsYesNo โ€” better
In-app purchasesYesYes
DevicesiPhoneiPhone
Requires iOS17.016.0 โ€” better
Further details โ€” not scored
Size42 MB15 MB
Age rating4+4+
Developeryuu kanehiroVexor Digital LLC

In-app purchases

3 purchases

NyanGram

Subscriptions2
  • NyanGram Pro (Monthly)$2.991 Month
  • NyanGram Pro (Yearly)1 Month trial$19.991 Year
One-time1
  • NyanGram Pro (Lifetime)$29.99
3 purchases

Track Weight & BMI Calc

Subscriptions2
  • Monthly Access$1.991 Month
  • Yearly Access$11.991 Year
One-time1
  • Lifetime Access$29.99

Questions

Is NyanGram free?
NyanGram is free to download, with in-app purchases available.
Is Track Weight & BMI Calc free?
Track Weight & BMI Calc is free to download, with in-app purchases available.
Do NyanGram or Track Weight & BMI Calc have ads?
NyanGram shows ads; Track Weight & BMI Calc does not.
Which is updated more often, NyanGram or Track Weight & BMI Calc?
NyanGram ships an update every 8 days, and Track Weight & BMI Calc every 2 weeks. Most recently, NyanGram was updated on November 5, 2026 and Track Weight & BMI Calc on October 28, 2026.

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