RSSBud vs MathAlarm
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RSSBud
Discover and subscribe to RSS feeds from websites and apps. This open-source tool helps you stay updated with content you love, offering automatic URL expansion and integration with popular RSS readers.
- Detect RSS and RSSHub feeds
- Discover relevant RSS feeds
- Optimized for mobile environments
- Share sheet extension
- Fast subscription to RSS readers
- Edit RSSHub feed parameters
- Automatic rule updates
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Discover and subscribe to RSS feeds in a flash with RSSBud, a completely free and open-source tool! Designed to uncover and subscribe to RSS feeds from various websites and apps, this tool can become your vital partner in staying up-to-date with all the content you love. Key Features: - Detect RSS feeds in web pages. - Detect RSSHub feeds appropriate for web pages (supports all rules of RSSHub Radar). - Discover other RSS feeds relevant to web pages (powered by RSSBud Rules). - Specifically optimized for mobile environments, expanding URLs automatically and adapting to mobile sub-domains. - Share sheet extension available for quick sharing of your favorite feeds. - Fast subscription to major RSS readers including Reeder, Fiery Feeds, and Ego Reader, as well as system default RSS reader. - Fast subscription to web clients of Tiny Tiny RSS, Miniflux, Fresh RSS, Feedly, Inoreader, Feedbin, The Old Reader, and Feeds Pub. - Edit parameters for RSSHub feeds to suit your needs. - Rules are automatically kept up to date. - Support for x-callback-url — use with the Shortcuts app to open a world of possibilities. With a user-friendly interface and an array of customizable options, RSSBud strives for a fluid and gratifying user experience every time. Enjoy its entire feature list at no cost at all, while being assured of its reliability and transparency, thanks to its open-source status.
MathAlarm
This alarm app requires users to solve math problems to turn it off, ensuring they are fully awake. It offers customizable settings for repeat schedules, difficulty levels, and alert types, all managed directly on your wrist.
- Solve math problems to stop alarm
- Customizable repeat schedules
- Four difficulty levels
- Haptic or Sound + Vibrate alerts
- Multiple independent alarms
- Runs entirely on Apple Watch
- No iPhone required
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Wake up. Actually wake up. MathAlarm is an Apple Watch alarm that won't let you drift back to sleep. To dismiss the alarm, you have to correctly solve a math problem — no more silencing it half-asleep and rolling over. Set alarms with: • Repeat schedules — once, or any combination of weekdays • Four difficulty levels — Easy, Medium, Hard, and Expert • Haptic Only or Sound + Vibrate alerts • Multiple independent alarms, each configured separately When the alarm fires, you're shown a math problem with four multiple-choice answers. Get it right and the alarm stops. Get it wrong and a fresh problem appears — you have to actually think before you can go back to sleep. MathAlarm runs entirely on your wrist. No iPhone required nearby, no account, no subscription. Add a MathAlarm complication to your watch face for a quick glance at your next alarm. No ads. No tracking. No subscriptions — just an alarm that makes sure you're really awake.
Screenshots
Verdict
The clearest difference is review sentiment: MathAlarm at 100% against RSSBud's 50%. MathAlarm also leads on rating (5.0 vs 4.6) and update cadence (every 2 weeks vs every 6 weeks). RSSBud's advantage is price (Free vs $0.99) and ratings volume (28 vs 2). On ads, in-app purchases, 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
RSSBud is free to download; MathAlarm costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
MathAlarm holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: RSSBud has 28 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of RSSBud's written reviews are positive against 100% of MathAlarm's.
RSSBud ships an update every 6 weeks, MathAlarm every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | RSSBud | MathAlarm |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.6 (28 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 28 — better | 2 |
| Update frequency | Every 6 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #183 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 23 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | 承宇 张 | Discipline Labs LLC |
Customer experience
RSSBud
MathAlarm
In-app purchases
RSSBud
No in-app purchases
MathAlarm
No in-app purchases









