Todewy vs Bio Optimizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Todewy
This app helps you track daily tasks, goals, and routines with a unique photo check-in feature. Connect with friends to share progress and receive motivation in a positive community environment. Build habits and visualize your achievements through a personalized profile.
- Photo check-in for task completion
- Goal and routine tracking
- Social feed for motivation
- Friend accountability
- Customizable goals
- Reminders and home screen widgets
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Todewy is a fun social todo app to track your todos, goals, and routines. Create todo items and take a picture to mark them as complete. Follow friends and see what your friends are up to on a feed that motivates you to be productive. Todewy is built as a positive community that encourages each other to get their daily todo items done. Todewy has several amazing use cases: - Track your fitness and health progress with pictures. See your progress over time. - Track your homework and school assignments. Get motivation from the other students on Todewy. - Share accountability with roommates, family, or romantic partners. Easily check in on shared todos. - Build healthy new habits with positive affirmation. --- From the Developer --- Hi everyone! I’m Liz, the creator of Todewy. I’m an independent app developer that builds fun and safe apps for my online community. My goal is to create apps that add positivity to your day, have a useful purpose, and create a safe online environment. Todewy operates as an independently funded venture and I highly value data privacy and safety. I am actively working on Todewy and adding improvements & new features every week! Hope you have fun using Todewy! --- App Features --- - Create todo items: easily create tasks for short or long term. - Photo checkin: mark a todo as complete by taking a picture. Create a log of pictures for all of your productive moments. - My profile: build up your profile by creating and completing todo items, building up a streak, adding routines, and adding goals. - Goals: create a goal to track something you want to achieve over time. Track your progress by seeing all of the todos you have completed for your goal. Upload a cover picture and pick a color to customize your goals. - Routines: create routines for todos you do regularly. Build better habits by creating new routines in your life. Routine todos can be added to your goals as well. - Reminders: get reminders for your todos so that you don’t forget about them. - Home screen widgets: add a widget to your home screen to help you remember your todos and be more productive. - Follow friends: find and follow friends and see all of their productive moments. - React and comment on friends’ todos: add reactions and comments to cheer on your friends as they get their tasks done. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Bio Optimizer
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Bio Optimizer turns your blood panels and daily rhythm into one calm, private picture of how you're doing — between lab visits, not just on lab day. Enter your bloodwork or import it with a quick scan, then see it alongside the signals from your wearable and your day. A single Optimizer Index and clear tiles for Blood, Bio, and Mind help you notice what's steady, what's drifting, and where to place your attention next — without noise or hype. Built for people who take their health seriously and value their privacy. Your lab values and metrics are processed and stored on your iPhone, with optional backup to your own iCloud. We do not warehouse your health records on our servers. WHY PEOPLE USE IT • See your labs and daily signals in one place, on your schedule • Understand trends between panels instead of guessing • Keep a steady daily practice for body and mind • Stay in full control of your own data Free includes: • Optimizer Index and blood scoring • Manual entry and one complimentary lab scan import • Bio Alignment sync and Daily Optimization • One Align Mind session per day • iCloud backup and Home Screen widget Premium adds: • Deeper history trends (3M–1Y) • Full Bio Coaching insights • Dashboard Deep Insights • Unlimited lab scan imports • Clinical Report PDF export • Expanded Align Mind sessions Premium is an auto-renewable subscription. Payment is charged to your Apple ID at confirmation of purchase and renews automatically unless canceled at least 24 hours before the end of the period. Manage or cancel anytime in your Apple ID subscription settings. Bio Optimizer is for informational and wellness purposes only. It is not a medical device and does not provide diagnosis or treatment. Always consult a qualified professional for medical decisions. Privacy Policy: https://bio-optimizer.com/privacy-policy.html Terms of Use (EULA): https://bio-optimizer.com/terms-of-service.html
Screenshots
Verdict
The clearest difference is iOS requirement: Todewy at 12.0 against Bio Optimizer's 17.0. 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
Both are free to download. Todewy sells 2 in-app purchases, starting at $3.99 per month and Bio Optimizer sells 2 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.
Todewy ships an update every 6 days, Bio Optimizer every 4 days. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.
| Parameter | Todewy | Bio Optimizer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (238 ratings) — better | — |
| Positive reviews | 84.8% of reviews | — |
| Number of ratings | 238 — better | — |
| Update frequency | Every 6 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 74 MB | 76 MB |
| Age rating | 4+ | 12+ |
| Developer | Elizabeth Ha | YOU SUNG CHYUNG |
Bugs and requests
Todewy
Reported bugs
8 issues- App crashes on startup or login screen
- Photo upload feature only works ~50% of the time
- Button to enter app doesn't work on certain phone sizes
- Excessive loading times for photo features
- App signs users out unexpectedly
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- Login authentication failures
- Incompatibility with iPhone 6 and iOS 12.5.7
- App crashes after Google login attempt
Requested features
7 requests- Time-specific reminders for tasks (not just 'due today')
- Caption/note feature for tasks
- Video attachment support
- Before and after photo capability
- Notification center visibility improvements
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- More emoji/reaction options
- Time-stamped task reminders like iPhone Reminders
Bio Optimizer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Todewy
- Prodewy Monthly Subscription$3.991 Month
- Prodewy Yearly Subscription$24.991 Year
Bio Optimizer
- Monthly Premium$19.991 Month
- Annual Premium$119.001 Year









