Binomial Probability P(X=k) vs Photo Diary
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Binomial Probability P(X=k)
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Get your homework done instantly. Prepare for exams without stress. Free, complete step-by-step solutions. Enter your values and compute P(X=k) with probability tree, histogram, and distribution function. HOW IT WORKS Enter your values in the right fields and get started. Youβll get the solution instantly and can share it with friends or classmates. YOUR PERSONAL DATA We donβt need it. Only anonymized data is collected, for example: - which features you use - how many solutions you generate This helps us improve. We canβt identify you. COSTS Everything is free to use. 24/7 access to your solutions. All steps are always fully shown. If you need many solutions in a short time, different purchase options are available. EXTRAS - curated learning videos - feedback for incorrect inputs - manage your own solutions - app introduction CONTACT Questions and feedback via Discord or directly in the app review.
Photo Diary
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Capture one photo every day and watch your year come alive. Turn everyday moments into a beautiful visual diary you will treasure forever. A simple daily habit. A year of memories. Just snap one photo each day β no writing required β and let the app build your private photo journal, a year calendar of your life, and a stunning memory grid you can look back on any time. β KEY FEATURES β β’ Daily Photo Capture: One photo a day, that's all it takes. A gentle daily prompt keeps the habit going without pressure β perfect for building a year-long visual journal. β’ Year Calendar View: See every day of the year at a glance. Scroll through months, tap any day to see the photo, mood and short note you saved. β’ Memory Grid: Your entire year displayed as one beautiful photo mosaic. 365 days, one stunning grid β the ultimate year-in-review poster. β’ Day Detail and Mood Tracker: Add a short caption, tag your mood, and record feelings. Relive each day with the full story, not just an image. β’ Streak and Statistics: Track daily streaks, build consistent habits, and watch your journal grow. See best streak, total days captured, and monthly completion charts. β’ Photo Editor: Filters, crops, and subtle enhancements. Keep every shot looking its best without leaving the app. β’ Year-in-Review Export: Turn your year into a beautiful recap video or shareable photo collage. Relive 365 days in seconds. β’ Private and Local: Your photos stay on your device. No cloud upload, no account required, no sign-up β just your memories, protected and yours forever. β’ Beautiful Photo Widgets: Add a photo widget to your home screen and see yesterday's memory every time you unlock your phone. β’ Minimal and Distraction-Free: Clean, focused design. No social feed, no algorithm, no ads β just you and your year. β WHY A DAILY PHOTO? β Life moves fast. Days blur together. A single photo a day slows you down, makes you notice the little things, and gives you something beautiful to hold on to. One year from now, you will have 365 reasons to smile. Whether you're building a new habit, capturing a big year, celebrating a milestone, or simply creating a visual diary of your life β this is the perfect companion. Simple to start, satisfying to grow, impossible to forget. β PRIVACY β Your photos are stored locally on your device. We do not upload, track, or share any of your data. Your year belongs to you. Terms of Use: https://leanstudio.asia/terms-of-use Privacy Policy: https://leanstudio.asia/privacy-policy β SUPPORT β Questions, feedback, or feature requests? Contact us at support@leanstudio.asia β we reply to every message and love hearing how you are using your journal. β GET STARTED β Download today, take your first photo, and start a year you will never want to forget. One day at a time. One photo at a time. One beautiful year.
Screenshots
Verdict
The clearest difference is ads: Binomial Probability P(X=k) at none against Photo Diary's shown. Binomial Probability P(X=k) also leads on device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement 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
Both are free to download. Binomial Probability P(X=k) sells 8 one-off in-app purchases and Photo Diary sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
Binomial Probability P(X=k) ships an update every 3 weeks, Photo Diary every 6 weeks. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.
| Parameter | Binomial Probability P(X=k) | Photo Diary |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks β better | Every 6 weeks |
| Ads | No β better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 15.0 β better | 16.0 |
| Further details β not scored | ||
| Size | 180 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Glindemann, Sennoun, Langer GbR | LEAN ASIA CO., LTD |
In-app purchases
Binomial Probability P(X=k)
- +30 User Tokens$0.29
- +1 Convenience Token / 6h, max. +2$0.59
- +2 Convenience Tokens / 6h, max. +4$0.99
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- +150 User Tokens$0.99
- +300 User Tokens$1.49
- +4 Convenience Tokens / 6h, max. +8$1.59
- Lifetime Access$1.99
- Remove Ads$1.99
Photo Diary
- Premium Weekly Plan$4.997 Days
- Premium Yearly3 Days trial$24.991 Year
- Lifetime$39.99
Questions
Is Binomial Probability P(X=k) free?
Is Photo Diary free?
Do Binomial Probability P(X=k) or Photo Diary have ads?
Which is updated more often, Binomial Probability P(X=k) or Photo Diary?
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