SubKiller vs Mao Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubKiller
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Your subscriptions are bleeding you dry. Netflix, Spotify, cloud storage, fitness apps, productivity tools — each one seems small, but together they can easily top hundreds of dollars a year. Worse, some of them you haven't opened in months. The charges keep hitting anyway. SubKiller is a subscription manager that helps you see every charge, spot the ones you're wasting money on, and cut them without the hassle. What it does - Crystal-clear spending overview See all your subscriptions at a glance — monthly totals, annual projections, and an hourly wage equivalent so the true cost of each subscription is impossible to ignore. - Magic Scanner — add in seconds Screenshot a billing page. The app automatically reads the service name, amount, and billing cycle. Manual entry always works too. - Dust Alerts Get warned about subscriptions you're paying for but haven't used in weeks or months. There's always at least one. - One-tap cancellation Jump straight to the official cancellation page for any subscription — no more hunting through menus and buried settings. - Alternative suggestions See cheaper or free alternatives side-by-side for each subscription, so you can make a smarter call before you cancel or keep. - Kill record Every subscription you cancel is logged with how much you saved. Share the wins. Privacy first: Everything stays on your device. No account, no sign-in, no server uploads. ---------- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: http://xsame.cn/app-009-SubKiller-privacy/ios/privacy_en.html
Mao Reader
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Mao Reader is an interactive multimedia reading tool for focused study and research. It combines original Chinese texts, audio accompaniment, notes, and an AI study assistant in a calm reading environment. The original source texts remain in Chinese. The app provides an English interface, Traditional Chinese interface, and English AI explanations for readers who want to explore the text, historical context, and key concepts. KEY FEATURES - Immersive reading Read carefully typeset original texts with adjustable font size and dark mode. - Audio accompaniment Play recordings in the background, including from the Lock Screen, so you can keep learning while commuting, exercising, or resting. - AI study assistant Ask questions about historical background, philosophical ideas, and passages. The AI uses the surrounding text to provide explanations and study references. English conversations are supported. - Highlights and notes Highlight passages, add annotations, create note cards, and save them to your photo library for review or sharing. - iCloud sync Keep reading progress, study statistics, and notes synchronized across your Apple devices with iCloud. - Learning history Review study days and reading progress with activity heat maps and statistics. ABOUT THIS APP Mao Reader follows a simple, focused, and practical design. Content is organized from public sources for personal learning, research, and reference. The app contains no advertising and does not require an account. DISCLAIMER Mao Reader is a study aid. AI-generated content is provided by a third-party large language model for educational reference only. This app is not affiliated with any government organization or publisher. For support, use the in-app feedback entry or email maoxuanapp@163.com. AUTO-RENEWABLE SUBSCRIPTION - Plan: Annual membership - Period: One year - Free trial: A one-week free trial may be available for the first subscription, where applicable. - Payment: Payment is charged to your iTunes account after you confirm the purchase. - Renewal: Your account is charged within 24 hours before the current period ends, and the subscription renews for another period. - Cancellation: Turn off auto-renewal in your iTunes or Apple ID subscription settings at least 24 hours before the current period ends. - Privacy Policy: https://my.feishu.cn/wiki/Ep09wM1ntiR6llkWbhmcnw2vnXd?from=from_copylink - Terms of Use (EULA): https://my.feishu.cn/wiki/TjWhw0uRFiUCwXk40kIctDsRnPe?from=from_copylink
Screenshots
Verdict
The clearest difference is update cadence: SubKiller at fortnightly against Mao Reader's every 2 months. Mao Reader's advantage is iOS requirement (15.1 vs 26.0). On price, ads, 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
Both are free to download. SubKiller sells 3 in-app purchases, starting at $6.99 per year and Mao Reader sells 2 in-app purchases, starting at $3.99 per year. Whichever you choose, the download price is not the number that matters.
SubKiller ships an update fortnightly, Mao Reader every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | SubKiller | Mao Reader |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 21 MB | 776 MB |
| Age rating | 4+ | 4+ |
| Developer | 迅 王 | 洪吉 王 |
In-app purchases
SubKiller
- Pro Yearly7 Days trial$6.991 Year
- SubKiller Pro$4.99
- Pro Lifetime$19.99
Mao Reader
- 包年会员7 Days trial$3.991 Year
- 研读永久版$7.99









