Cati Time vs MathBoard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cati Time
This app connects to a physical AI buddy to engage children in interactive conversations, songs, and stories. It helps foster language skills, imagination, and a sense of connection through personalized chat experiences and curated audio content.
- Personalized AI conversations
- Interactive songs and stories
- Topic-based chat guidance
- Customizable audio playlists
- Message delivery via AI buddy
- Timer for audio content
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Meet Cati — your child’s first magical AI buddy Cati is a playful, chatty companion who talks with kids — helping them grow their language skills, spark imagination, and feel more connected every day. Cati’s got a Bluetooth device inside! Just open the ‘Cati Time’ app and follow the easy steps to connect — then get ready for some fun chats! - Why Kids (and Parents) Love Cati Cati calls your child by name and chats at their level. Includes engaging, multi-turn conversations, songs and stories. Cati encourages your child to explore their imagination and curiosity. - What You Can Do in the App: 1. [Home] Start the Day with Cati’s Recommended Topics! Pick 10, 15, or 20 minutes, and Cati will guide you through a fun mix of conversations—right from the [Home] tab. 2. [Topics] Pick Topics Your Child Loves Select fun topics your child enjoys, or choose ones you’d like to explore together. 3. [Avatar Talk] Let Cati Deliver Your Words! Send sweet or helpful messages through Cati, like: “Time to brush your teeth!”, “You were amazing today!” 4. [Media] From Musical Stories to Lullabies Create a playlist of audio content your child loves. Set a timer to finish at just the right time - before bed or after play! - Need a Hand or Have an Idea? Reach us by email: cs@catius.io Find answers in the app: Settings > FAQ - A Few Things to Know: The app works with the Cati hardware. One Cati per account for the most personalized experience. Compatible with iOS 15+
MathBoard
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MathBoard is a handwriting-first mental-math practice app. Generate arithmetic worksheets, solve each problem by hand on an iPad whiteboard, and get instant auto-grading, wrong-answer explanations, and printable PDFs. Pick a ready-made set or build your own: ① Within-10 / within-20 / within-50 / within-100 addition and subtraction ② Two-digit addition and subtraction ③ Multiplication tables, division tables, and mixed × ÷ ④ Compare numbers (greater than, less than, equal to) ⑤ Four operations mixed Work each problem with Apple Pencil or a finger on a per-question whiteboard — line up column working, carry and borrow, draw it out. MathBoard grades instantly, tracks accuracy and time, and saves every wrong answer with the correct solution, your draft, and a step-by-step explanation. A built-in process calculator lets you enter a two-digit addition or subtraction and see the answer with vertical working and stick-counting visuals — the same show-your-work approach, on demand. Designed for families: ① Apple Pencil and finger handwriting on every problem ② Auto-grading with accuracy and timing stats ③ Wrong-answer book with explanation and your draft ④ One tap generates a similar set to practice weak spots ⑤ Printable PDF worksheets — student, answer-key, and explanation versions ⑥ Bilingual: English and 简体中文, switchable at runtime ⑦ Fully offline, no ads, no accounts MathBoard is local-first: worksheets, attempts, wrong answers, and PencilKit drafts stay on the device. Nothing is uploaded. Core practice is entirely free: all problem types, number ranges, and set sizes (including comparison and two-digit) are available without paying. MathBoard Pro unlocks PDF export, full step-by-step explanations with vertical and visual models, wrong-question drills, learning reports, and batch generation — choose a Monthly or Yearly subscription, or a one-time Lifetime purchase. Contact: sectojoy@gmail.com Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://zelonai.com/app/mathboard/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: Cati Time at none against MathBoard's 3. On price, ads, device support and iOS requirement 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. MathBoard sells 3 in-app purchases, starting at $2.99 per month. Cati Time asks for nothing beyond the download.
| Parameter | Cati Time | MathBoard |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 days | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 128 MB | 4 MB |
| Age rating | 17+ | 4+ |
| Developer | catius | 雷 陈 |
In-app purchases
Cati Time
No in-app purchases
MathBoard
- Monthly Subscription$2.991 Month
- Annual Subscription$12.991 Year
- Pro Lifetime Purchase$24.99









