BioAi vs Shimmer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BioAi
This AI-powered companion helps you understand your emotional patterns. Track your mood, journal your thoughts, and receive instant AI-driven insights to improve self-awareness and decision-making.
- AI-powered mental health companion
- Mood tracking
- Daily reflection journaling
- AI-driven behavioral pattern analysis
- Emotional awareness improvement
- Decision-making support
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BioAi is a simple, fast, and private AI-powered companion. You can track your mood, write daily reflections, and instantly get explanations from advanced AI models. The goal is to help you understand patterns in your behavior, improve emotional awareness, and make better decisions day to day.
Shimmer
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Eat in sync with your cycle. Shimmer helps you understand how your meals may support your hormones, energy, mood, cravings, and bloating with personalized, cycle-aware nutrition guidance designed for women. Snap a photo of your food, get an instant breakdown, and discover smarter choices for each phase of your cycle. Whether you're trying to feel more balanced, reduce PMS-related struggles, or build better habits, Shimmer makes hormone-friendly eating simple and actionable. Why women use Shimmer Scan meals and get instant food insights Discover cycle-syncing nutrition guidance Learn which foods may support energy, mood, focus, and wellness Get personalized tips based on your cycle phase Track patterns over time and make more informed choices Build a daily routine that feels supportive, not restrictive What you can do with Shimmer Identify meals with a quick food scan See nutrition and wellness-focused insights Get daily food guidance tailored to your current phase Understand foods that may help with cravings and bloating Stay more connected to your body throughout your cycle Shimmer is designed to make healthy eating feel easier, clearer, and more personalized, so you can feel more in tune with your body every day. Download Shimmer and start making food choices that work with your cycle, not against it. Premium Subscription Required All features listed above require a premium subscription. A subscription is optional and provides access to full functionality, including AI meal recognition, cycle-aware nutrition guidance, personalized insights, wellness tracking, recipes, and scan history. Subscription Information: • Payment will be charged to your Apple ID account at confirmation of purchase • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period • You can manage or cancel your subscription in your Apple ID Account Settings Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://shimmerus.app/privacy Terms of Service: https://shimmerus.app/terms
Screenshots
Verdict
The clearest difference is ads: BioAi at none against Shimmer's shown. On price, update cadence, 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. BioAi sells 2 in-app purchases, starting at $9.99 per month and Shimmer sells 5 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.
BioAi ships an update fortnightly, Shimmer monthly. Both last shipped on September 28, 2026.
| Parameter | BioAi | Shimmer |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 40 MB | 93 MB |
| Age rating | 17+ | 4+ |
| Developer | DAMIEN ALEXANDER SCHMIDT | Hanna Solutions LLC |
In-app purchases
BioAi
- BioAI Premium3 Days trial$9.991 Month
- BioAI Premium3 Days trial$79.991 Year
Shimmer
- Shimmer Weekly$7.997 Days
- Premium Monthly$9.991 Month
- Premium 3 Months$24.993 Months
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- Premium Yearly$59.991 Year
- Premium Yearly$79.991 Year









