Ai Study vs Shellbee
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ai Study
This tool helps children practice mental arithmetic with smart tracking of progress and performance. It categorizes correct and incorrect answers, monitors time spent, and provides daily topic statistics. A smart alarm clock feature is also included for reminders.
- Summarizes topic records
- Classifies correct/wrong answers
- Tracks time and correct rate
- Monitors daily topics
- Smart alarm clock reminder
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Smart Mental Arithmetic Trainer for children, the good tool help you learn maths: 1. Summarize the topic records and details, classify the correct and wrong answers. 2. Records for time-consuming, correct rate, number of topics per day. 3. Smart alarm clock reminder.
Shellbee
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Shellbee is a native iPhone companion for Zigbee2MQTT. It connects directly to your bridge over WebSocket and gives you an Apple-native interface for monitoring, controlling, and configuring your Zigbee network. REQUIRES A ZIGBEE2MQTT SERVER Shellbee is a client app. You need a running Zigbee2MQTT instance and an access token. Local and remote deployments are both supported. FEATURES - Real-time connection to your bridge over ws:// or wss:// - Bonjour discovery for local .local hosts - Live device state for lights, switches, covers, fans, locks, climate devices, and sensors - Native controls generated from Zigbee2MQTT exposes - Group and scene management - Permit join, pairing flow, and device onboarding - Bridge settings for MQTT, serial, network, OTA, logging, availability, Home Assistant, and more - Secure token storage in Keychain BUILT FOR iOS Shellbee is SwiftUI from top to bottom, using the latest Observation APIs and ActivityKit. It's designed to feel fast and native, not like a wrapped web view. OPEN SOURCE Shellbee is licensed under AGPL v3. Source available on GitHub.
Screenshots
Verdict
The clearest difference is update cadence: Shellbee at every 5 days against Ai Study's every 2 months. Ai Study's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 17.5). On price, 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. Neither carries in-app purchases, so what you see is what you pay.
Ai Study ships an update every 2 months, Shellbee every 5 days. The most recent releases landed on August 24, 2026 and June 1, 2026 respectively.
| Parameter | Ai Study | Shellbee |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 10.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 5 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Vson Technology Co., Ltd | Kenneth Berg |
In-app purchases
Ai Study
No in-app purchases
Shellbee
No in-app purchases
