RemoveCoefficient vs Statistics AI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RemoveCoefficient
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一次方程式のエックスの係数を処理する練習。
Statistics AI
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Turn a photo of a statistics problem into a structured study session. Statistics AI helps you inspect the problem, follow the reasoning, check formulas, practice related concepts, and keep useful work together. LEARN FROM EACH PROBLEM • Photograph a printed or handwritten statistics problem • Review the detected statement, given information, method, and final interpretation • Follow numbered steps that explain what is being calculated and why • Ask follow-up questions about a saved problem A COMPLETE STATISTICS TOOLKIT • Practice with configurable quizzes and review your score history • Study formulas and concepts with flashcards and spaced repetition • Use calculators for z-scores, standard deviation, confidence intervals, hypothesis tests, and regression • Keep a cheat sheet and saved problems available for later review BUILT FOR LEARNING Explore descriptive statistics, probability, distributions, confidence intervals, hypothesis testing, regression, ANOVA, sampling, and more. Clear photos and complete problem statements produce better guidance. AI AND PRIVACY Photos, problem text, and chat context you choose to analyze are sent through AIProxy to Anthropic for app functionality. Saved study data stays on your device and may sync through Apple CloudKit. Aptabase receives limited pseudonymous event names; problem and chat content is excluded from analytics. The app does not use advertising trackers or sell personal data. AI-generated study guidance can be incomplete or wrong. Verify the source problem, assumptions, calculations, and result, and follow your teacher's academic-integrity rules. Do not submit personal or sensitive information. Limited free use may be available. An optional auto-renewing subscription may provide additional access. Current price, billing period, trial availability, and terms appear in Apple's purchase sheet before confirmation. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: RemoveCoefficient at none against Statistics AI's 2. RemoveCoefficient also leads on update cadence (every 4 days vs every 4 months) and iOS requirement (16.0 vs 18.6). Statistics AI's advantage is ads (none vs shown). On price 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. Statistics AI sells 2 in-app purchases, starting at $3.99 per 7 days. RemoveCoefficient asks for nothing beyond the download.
RemoveCoefficient ships an update every 4 days, Statistics AI every 4 months. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.
| Parameter | RemoveCoefficient | Statistics AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days — better | Every 4 months |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 5 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Katsuhiko Yao | Ideas All Day Ltd. |
In-app purchases
RemoveCoefficient
No in-app purchases
Statistics AI
- Weekly access3 Days trial$3.997 Days
- Yearly access$29.991 Year
Questions
Is RemoveCoefficient free?
Is Statistics AI free?
Do RemoveCoefficient or Statistics AI have ads?
Which is updated more often, RemoveCoefficient or Statistics AI?
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