Pi, your personal AI vs BYM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pi, your personal AI
An emotionally intelligent AI companion designed to provide support and empower users to navigate everyday life. Engage in conversations to explore ideas, discuss challenges, or simply have someone to listen. It learns and evolves with your interactions.
- Emotionally intelligent AI companion
- Talk through difficult topics
- Explore new ideas and topics
- Brainstorm and get recommendations
- Voice mode for live conversation
- Personalized learning and growth
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Hey, I'm Pi, your personal intelligence partner. I'm designed to empower you to feel confident and supported to tackle everyday life. Whether you're looking to explore new ideas, talk through a difficult topic, or just want someone to listen, Pi is here for you. TALK IT OUT - Prep for a hard conversation, or just vent when you need someone to talk to. Try voice mode to talk it out live! FUEL YOUR CURIOSITY - Learn about a new topic, or practice a language. GET THINGS DONE - Talk through decision-making, or come up with an action plan to tackle something new. GET INSPIRED - Brainstorm new ideas, or get recommendations on what to watch next. HAVE FUN - Ask Pi anything! Pi grows with you – the more you talk with Pi, the better it evolves and understands you. Pi is created by Inflection AI, the Public Benefit Corporation empowering people with emotionally intelligent, human-centered AI.
BYM
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Struggling to stay motivated? BYM delivers inspiring messages generated by artificial intelligence straight to your notifications — at the time and pace you choose. ** Personalised motivational messages** • Powered by 4 AIs: Mistral, ChatGPT, DeepSeek, Grok • Tailored to your profile: gender (Male/Female/Neutral) and age • Predefined prompts or fully custom ones • Inspiring quotes with authors • Automatic variations so you never read the same message twice ** Smart notifications** • Choose how many boosts you receive per day (1 to 50) • Schedule your own times or let BYM decide • Background service — works even with the screen off • Automatically restarts the next day ** Complete history** • Find every message you have received • Copy, share or export by email • Track your progress day by day ** Multilingual** • Full interface and messages available in French and English • Switch language on the fly ** Premium Mode** • Choose the time at which each boost should be sent • Fully custom notification schedules • Independent subscription ** Persomium Mode** • Pick your favourite AI from the 4 available • Detailed profile for even more targeted messages • 100 % personalised prompts and missions • Independent subscription, stackable with Premium • Secure in-app purchases via Apple BYM is free. Set up your boosts, take back control of your motivation. Download now! Terms of Use : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Pi, your personal AI at none against BYM's 3. On price, update cadence, ads 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. BYM sells 3 in-app purchases, starting at $1.99 per month. Pi, your personal AI asks for nothing beyond the download.
Pi, your personal AI ships an update every 3 days, BYM every 4 days. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.
| Parameter | Pi, your personal AI | BYM |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (2.5K ratings) — better | — |
| Positive reviews | 60.3% of reviews | — |
| Number of ratings | 2.5K — better | — |
| Update frequency | Every 3 days — better | Every 4 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 16 | 15.0 — better |
| Further details — not scored | ||
| Size | 169 MB | 53 MB |
| Age rating | 17+ | 4+ |
| Developer | Inflection AI | Mathieu Dupleix |
Bugs and requests
Pi, your personal AI
Reported bugs
3 issues- Frequent freezes and unresponsiveness
- Inconsistent behavior with voice and text inputs
- Sync issues between web and mobile versions
Requested features
4 requests- Dark mode option
- Ability to save and revisit past conversations
- More voice options and customization
- Improved memory and consistency across conversations
BYM
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Pi, your personal AI
No in-app purchases
BYM
- Persomium$1.991 Month
- Premium$1.991 Month
- All$2.991 Month
