Comparison

PrincipleX vs FlowerDiary

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

Head to head
About

PrincipleX

Capture, reflect on, and grow with your personal principles. This app helps you organize your guiding beliefs and build the habit of living by them through daily reminders and journaling.

Highlights
  • Create and organize personal principles
  • Manage principles with folders and tags
  • Daily principle practice reminders
  • Reflective journaling for personal growth
  • Pin important principles for daily focus
  • iCloud sync across devices
Features
Read full description

Keep useful ideas from getting lost in your saved notes. Collect your own principles, reading excerpts and life lessons, then return to them with reminders and reflection. SAVE WHAT YOU WANT TO REMEMBER Write down a personal principle, a quote or a lesson from experience. Add its source and the context behind it. Build a personal library of ideas worth revisiting. ORGANIZE YOUR COLLECTION Use folders, tags and sources to bring structure to thoughts from work, reading and everyday life. SEE YOUR IDEAS AGAIN Choose daily reminders, pin a principle you want to keep in mind, or revisit it in a Home Screen widget. Set a rhythm that works for you. MAKE THE MEANING YOUR OWN Add reflections to each principle. When was it useful? What do you understand differently now? Keep the idea and your experience together. DISCOVER, SHARE AND SYNC Explore ideas to add to your library, turn a principle into a shareable image, and use iCloud sync across your own compatible devices. START FREE. UNLOCK ONCE. Save up to 20 principles for free. A one-time lifetime purchase removes the limit on adding principles, with no subscription. Signature Color and purchases to support the developer are separate, optional items and are not included in the lifetime unlock. Local prices appear in the app. Use Restore Purchases to check existing access. OPTIONAL SIRI ACCESS On supported systems running iOS 27 or later, you can allow Siri to find, read or open saved principles. Access to reflections is controlled separately. Availability depends on your device, language, region and system settings. Privacy policy: https://xzwings.com/xzwings/principlex.html Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

FlowerDiary

Features
Read full description

FlowerDiary is a manifestation journal and vision board app. Write gratitude notes and affirmations, align your energy, create your own SUB audio, and explore letting-go exercises and meditation—all while building a journal of your practice. Whether you are just discovering manifestation or already have a practice of your own, this is a place to organize your vision, practice manifestation, and see how you change. 【Visualize Your New Identity】 Bring your new identity to life with pictures and words. Practice affirmations anytime to align with the energy of your vision. 【Write Your Manifestation Journal】 Write down your gratitude, feelings, limiting beliefs, and signs of manifestation. FlowerDiary organizes your thoughts and keeps them safe for you to revisit. 【Manifestation Practices】 The Sedona Method, 369 affirmation writing, and scripting. Find the manifestation practices you want, all in one place. 【Create Your Own SUB Audio】 Create your own subliminal (SUB) audio in just two steps. Record your voice or turn text into speech, then add a background sound you love to make it your own. 【Guided Meditation】 Explore Mandarin guided meditations in 3-, 5-, 12-, and 19-minute sessions, with themes including breathing, mornings, bedtime, and awareness of the seven chakras. After you complete a meditation, a record is saved to your journal. 【The Book of Answers】 Have a question? Ask the Book of Answers. Whether you accept its response is always your choice. Burn the letter after reading, or save it in your journal. 【Save and Reflect】 Revisit your journal through Today, Calendar, and Garden views. Look back and discover how you have settled into your new identity. 【Free Access and Membership】 Every feature includes a free usage allowance. Some meditation themes, additional audio storage, and personalization features require a membership subscription. See the in-app purchase screen for current benefits and pricing. 【Protect Your Journal】 Enable Face ID unlock and make this a space of your own. Manifestation, affirmations, and audio are intended for personal journaling and practice and do not guarantee specific outcomes. Meditation is intended for adults aged 18 and older and does not provide medical diagnosis or treatment. May every wish you write blossom into a flower. Privacy Policy: https://oneydauh.github.io/flowerdiary/en/privacy.html Terms of Service: https://oneydauh.github.io/flowerdiary/en/terms.html

Screenshots

PrincipleX4 screens
FlowerDiary4 screens

Verdict

The call

The clearest difference is iOS requirement: FlowerDiary at 16.0 against PrincipleX's 18.0. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PrincipleX sells 3 one-off in-app purchases and FlowerDiary sells 3 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
PrincipleX versus FlowerDiary: the parameters behind the verdict, then further details
ParameterPrincipleXFlowerDiary
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationPaid—
DevicesiPhoneiPhone, iPad — better
Requires iOS18.016.0 — better
Further details — not scored
Size7 MB122 MB
Age rating4+4+
Developer旭 夏一丹 王

In-app purchases

3 purchases

PrincipleX

One-time3
  • A Coffee$1.00
  • Signature Color$3.00
  • Lifetime Access$9.99
3 purchases

FlowerDiary

Subscriptions3
  • Monthly$5.991 Month
  • Quarterly$14.993 Months
  • Annual$39.991 Year

Questions

Is PrincipleX free?
PrincipleX is free to download, with in-app purchases available.
Is FlowerDiary free?
FlowerDiary is free to download, with in-app purchases available.
Do PrincipleX or FlowerDiary have ads?
Neither PrincipleX nor FlowerDiary shows ads.
Which is updated more often, PrincipleX or FlowerDiary?
PrincipleX ships an update every 3 weeks, and FlowerDiary every 3 weeks. Most recently, PrincipleX was updated on November 4, 2026 and FlowerDiary on October 31, 2026.

Other comparisons