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HowComet
Freemium
Most apps that hand a child an AI answer questions and stop there — the child closes the app having read something, and a week later nothing sticks. HowComet is built around the gap between getting an answer and actually keeping it.
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Screenshots 3
Pricing
- Model
- Subscription
- Free Tier
- View existing stars only; no new questions after trial
Summary
The core loop: a child asks a question, reads an age-calibrated answer, plays a quick comprehension game, and earns a star that joins a visual constellation map. Stars fade over time if the topic isn't revisited — which is the point. Parents get a weekly digest showing what was asked and what knowledge is slipping. The retention mechanic is the differentiator, but it is also the ceiling: this is a single-subject Q&A tool with no cross-topic reasoning, no assignment integration, and no API. When a family needs curriculum alignment or a teacher wants classroom-level reporting, HowComet has no answer.
Bottom line: Pick this when a curious 8-year-old asks seventeen questions a week and you want something to show for it a month later — walk away when you need curriculum structure, classroom accounts, or anything beyond iOS.
Find your fit
Before you choose HowComet
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Pros
- Spaced-repetition star fading built into the map, so parents can see which topics are slipping without asking the child to self-report — something a plain chatbot cannot surface at all.
- On-device speech processing, so the child's voice never leaves the phone — families that have ruled out voice-enabled AI tools on privacy grounds can use this without that concern.
- Content screening on every question before the AI responds, which means a refused question is flagged to the parent rather than silently dropped — parents stay in the loop on what the child was curious enough to ask.
- No in-app economy of any kind — stars are earned through comprehension, not purchased, so a child cannot pressure a parent into spending and the reward signal stays tied to learning.
- If a subscription lapses, the child's full constellation history stays visible and browsable — months of earned stars do not disappear, removing the hostage dynamic common in subscription edtech.
Cons
- The tool is iOS-only with no web fallback and no API, so a family whose child uses an Android tablet or Chromebook has no workaround — they switch to a browser-based alternative like Khanmigo or a general-purpose AI tutor from day one.
- There is no curriculum alignment layer, no assignment mode, and no teacher or classroom account structure, so the moment a school or homeschool co-op needs to track progress against specific learning standards, HowComet cannot produce that data and the family moves to a platform that can.
- The daily earning cap on stars limits how much a child can progress in a single session, which is intentional for screen-time reasons — but a child in a focused learning sprint hits that ceiling and has no productive path forward until the next day.
About
- Platforms
- iOS
- API Available
- No
- Self-Hosted
- No
- Last Updated
- September 8, 2026
Best For
Who it's for
- Curious kids aged 5-14
- Parents seeking safe, structured AI learning
- Tracking long-term retention of facts
What it does well
- Asking about volcanoes or black holes and retaining via stars
- Building a visual map of learned topics over time
- Parents reviewing child's questions and fading knowledge weekly
Frequently Asked Questions
- Is HowComet free?
- HowComet offers a free option alongside paid upgrades. Check the current allowances and terms before choosing a plan.
- What platforms does HowComet support?
- HowComet is available on: iOS.
Every question a child asks goes through a content screen before the tutor responds, gets answered at the child’s reading level, and then immediately becomes a comprehension game. Get the game wrong and it explains and retries — the star is only awarded after the child demonstrates understanding. Those stars accumulate into a personal constellation map, grouped by topic. Stars dim when topics go untouched and brighten when the child returns, making the map a live picture of retention rather than a badge wall. The weekly parent view surfaces both what was asked and what is fading, so a parent can prompt a follow-up conversation without digging through chat logs.
The privacy architecture is the feature parents will actually care about most. The vendor states that speech processing stays on the device — the child’s voice never reaches an external server. There are no third-party analytics, no ad networks, and no fonts loaded from outside the app, meaning no external calls at all during normal use. The parent sets up the account on their own phone; their password never lives on the child’s tablet. There are no in-app purchases of any kind — stars are earned, not bought.
HowComet fits one scenario well: a child aged roughly 5–14 who asks a lot of spontaneous questions and whose parents want to see whether anything is actually being retained over weeks and months. It fits poorly when the need is structured curriculum coverage, multi-child classroom use, or platform flexibility beyond iOS — there is no Android app, no web app, no API, and no self-hosted option. A family with a child on Android has no path in. A school looking for teacher dashboards or roster management has no path in.
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