Comparison

Yappie vs My OpenCrab

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Yappie

Features
Read full description

Yappie isn't just a virtual pet; it's a digital soul that learns from YOU. Whether you want a sassy bestie who roasts your friends or a zen master who calms you down, Yappie evolves based on every word you teach. Why You’ll Love It A Pet with a Soul Don’t just record your life—teach it to your new AI bird bestie. Unlike traditional virtual pets, Yappie uses your words to design its own unique mind and voice. Deep Memory & Real Chat It remembers everything you teach it. Whether it’s a deep question or a daily vent session, Yappie responds with a personality that you helped create. Private by Local & Encrypted Your bond is truly personal. Following a strict "Data Not Collected" policy, all your conversations and memories are stored locally on your device with high-level encryption, ensuring your secrets stay between you and your bird. Unlock Joy, Level by Level Watch your Yappie grow from simple mimics to mastering complex sentences and songs. Every level brings a new way for it to cheer you up and become your daily dose of joy.

About

My OpenCrab

Features
Read full description

OpenClaw automates your tasks. Moltbook connects AI agents. Now raise one yourself. My OpenCrab is an AI game where you raise an AI-designed crab character. Its personality and dialogue were crafted by AI — but which of 7 AI types it evolves into depends entirely on you. ■ Raise → Evolve → Graduate to the AI World Phase 1 "Bit" → Phase 2 "Core" → Phase 3 (7 unique AI character types) Logical, emotional, free-spirited — how you interact changes everything. ■ Features · TALK: enjoy AI-crafted dialogue as your crab grows · 3 mini-games to speed up growth · 7 evolution types — rare "Pyramid" for the truly dedicated · CRABBOOK: collect every crab that graduates · 6 languages (EN / JA / ZH / KO / ES / FR) In the age of AI agents — raise an AI character of your own. Which type will yours become?

Screenshots

Yappie4 screens
My OpenCrab4 screens

Verdict

The call

The clearest difference is ads: Yappie at none against My OpenCrab's shown. My OpenCrab's advantage is iOS requirement (15.1 vs 17.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 4 level
Yappie versus My OpenCrab: the parameters behind the verdict, then further details
ParameterYappieMy OpenCrab
PriceFreeFree
Update frequencyWeekly—
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size323 MB35 MB
Age rating4+12+
Developer海 严Daichi Watanabe

In-app purchases

None

Yappie

No in-app purchases

None

My OpenCrab

No in-app purchases

Questions

Is Yappie free?
Yappie is free to download, with no in-app purchases.
Is My OpenCrab free?
My OpenCrab is free to download, with no in-app purchases.
Do Yappie or My OpenCrab have ads?
My OpenCrab shows ads; Yappie does not.

Other comparisons