Comparison

Principles vs Monad

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

Head to head
About

Principles

Features
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The app helps you: 1) become a real personality; 2) improve the areas of your life that are lagging behind; 3) receive various information and recommendations from artificial intelligence based on your data; 4) develop good habits; 5) get rid of bad ones; 6) improve your consistency, confidence, and ability to keep your word; 7) realise your mission; 8) achieve goals. Application benefits: 1) recommending habits according to your needs, mission, life motto, gender, and goals; 2) grouping habits by goals; 3) identifying habits that will ensure the achievement of goals; 4) tracking of your habits and their progress; 5) a built-in self-development assistant that answers various questions, knowing the information you provide to our app (habits, mission, life motto, gender, goals). The answers sometimes focus on habits, which will help you eliminate problems for good.

About

Monad

Features
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Most apps try to motivate you. Monad forces you to think. Monad is a structured reasoning tool for those who feel adrift. It rejects gamification and inspirational language in favor of clinical analysis, hard constraints, and value alignment. CORE MODULES: BASELINE: Free-form intake to extract sources of drain and avoided decisions. VALUES: Forced-choice extraction to define your 5โ€“7 non-negotiable principles. CONSTRAINTS: Map your hard limits in money, time, and energy. DIRECTION: Define a single 6โ€“12 month trajectory. No multiple goals; one path. DECISION TOOL: Analyze options based on cost, reversibility, and alignment. DRIFT DETECTION: Weekly logs that plainly flag actions contradicting your values. PRINCIPLES: Neutral UI: No emojis, no rewards, no streaks. Privacy-First: Local storage by default. No data selling. Reasoning-First: Text-heavy, analytical interface. Stop seeking motivation. Start mapping your constraints.

Screenshots

Principles4 screens
Monad4 screens

Verdict

The call

Principles and Monad are too close to call on the numbers: across 5 compared parameters โ€” price, ads, in-app purchases and device support among them โ€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
Principles versus Monad: the parameters behind the verdict, then further details
ParameterPrinciplesMonad
PriceFreeFree
Update frequencyEvery 9 daysโ€”
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPod
Requires iOS15.0 โ€” better15.1
Further details โ€” not scored
Size47 MB45 MB
Age rating12+4+
DeveloperBohdan BatsELMO OSKARI SAUKKO

In-app purchases

None

Principles

No in-app purchases

None

Monad

No in-app purchases

Questions

Is Principles free?
Principles is free to download, with no in-app purchases.
Is Monad free?
Monad is free to download, with no in-app purchases.
Do Principles or Monad have ads?
Neither Principles nor Monad shows ads.

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