Regla de tres vs Preciøus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Regla de tres
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Rule of three calculator.
Preciøus
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Take control of your time and elevate your productivity with Precious – the all-in-one time management app designed to transform your daily routine. Seamlessly blend your Google Calendar events with purposeful activities, effortlessly track your progress, and unlock a more organised, fulfilling life. Effortless Integration: Sync your Google Calendar effortlessly and marry your scheduled events with personalised activities. Precious empowers you to link Google Calendar events to specific tasks, creating a harmonious blend of your professional and personal life. Create Your Time Blueprint: Craft your daily, weekly, and monthly activities with precision. Whether it's work commitments, personal goals, or leisure time, Precious lets you organise your life on your terms. Take charge of your schedule and reclaim your time! Linked Logs: Map your Google Calendar events to activities for a detailed log of your day. With Precious, you can effortlessly create manual logs too. Understand how your time is spent, identify patterns, and make informed decisions to optimise your routine. Visualise Your Progress: Track your achievements at a glance with the insightful progress tracker on the home screen. Watch as your year unfolds, celebrating victories and learning from challenges. Stay motivated and focused on your goals with a clear overview of your journey. Personalised Suggestions: Receive tailored suggestions on the Suggestion Screen to enhance your daily, weekly, and monthly scores. Precious analyses your activities, providing actionable insights to help you make informed decisions and continuously improve your time management skills. Privacy First: Your data is precious, and we take its security seriously. Rest easy knowing that your information is safeguarded with top-privacy features. Focus on your tasks, and let Precious handle the rest. Unlock Your Full Potential: Experience a transformative shift in how you manage your time. Precious is more than an app; it's your partner in achieving a balanced, purposeful life. Download Precious now and embark on a journey towards a more organised, fulfilling, and empowered you! #TimeWellSpent
Screenshots
Verdict
The clearest difference is ads: Preciøus at none against Regla de tres's shown. Preciøus also leads on update cadence (monthly vs every 19 months) and iOS requirement (13.4 vs 15.6). On price, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Regla de tres ships an update every 19 months, Preciøus monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | Regla de tres | Preciøus |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 19 months | Monthly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.4 — better |
| Further details — not scored | ||
| Size | 24 MB | 22 MB |
| Age rating | 4+ | 17+ |
| Developer | Edwin Mejia | Precious Gkmit |
In-app purchases
Regla de tres
No in-app purchases
Preciøus
No in-app purchases









