MathAlarm vs Prism Ping
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Prism Ping
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Prism Ping is the ping app, reimagined: one field, one button — and underneath, everything a technician, gamer or remote worker actually wants to know about a connection. Free. No ads. No account. No tracking. PING, DONE PROPERLY • ICMP ping over IPv4 and IPv6 to any host name or IP address • The resolved address is always shown — even on timeouts, when you need it most • Live latency chart with lost packets marked in red • Every reply timestamped, with sequence, bytes, TTL and round-trip time • Sent / received / lost / loss %, min / avg / max / stddev • Jitter, p50 / p95 / p99 percentiles and an A+ to F quality grade • Exact controls, not sliders: interval from 100 ms to 60 s, timeout, packet size 0–1472 bytes, TTL, count or continuous • Switch to any other address the host resolves to with one tap HEAR IT • Audible ping: a tick for every reply, a low buzz when a packet is lost • Haptics on loss and on latency spikes above a threshold you set • Walk a site and listen instead of watching the screen WATCH SEVERAL HOSTS AT ONCE • Put your router, your DNS resolver and a public site side by side • Status colour, last round-trip, loss % and a sparkline for each • "Is it me or is it them?" answered at a glance FAVORITES THAT STAY PUT • Save hosts with a name and a group; reorder, edit, one-tap ping • Recents remembered; both survive restarts and updates HISTORY YOU CAN KEEP • Every finished session saved on the device with its chart, statistics and full log • Share as text (ping-command style) or CSV • Search by host or address; delete anything, any time TOOLS • DNS lookup — A, AAAA, CNAME and reverse (PTR) • Port check — TCP connect to one port or the common set, with timings • My Network — interfaces and local addresses; public IP only when you ask BUILT LIKE AN APPLE APP • Native SwiftUI on iPhone and iPad, light and dark, Dynamic Type, VoiceOver labels • A few megabytes, no third-party frameworks • iOS suspends apps in the background after about 30 seconds — Prism Ping stops the run cleanly and tells you, instead of freezing and leaving a gap in the log PRIVACY Prism Ping collects nothing. Favorites, recents and history live in the app's own folder on your device. The only network traffic it makes is the traffic you ask for: pings to the hosts you enter, DNS through the device's resolver, TCP connects for port checks. The optional public-IP button asks a lookup service, and only when you tap it. Support: https://prismdatagroup.com/prismping/support Privacy: https://prismdatagroup.com/prismping/privacy
Screenshots
Verdict
The clearest difference is price: Prism Ping at Free against MathAlarm's $0.99. MathAlarm's advantage is iOS requirement (15.0 vs 17.0). On 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
Prism Ping is free to download; MathAlarm costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | MathAlarm | Prism Ping |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPod, Apple Watch — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Discipline Labs LLC | George Field |
In-app purchases
MathAlarm
No in-app purchases
Prism Ping
No in-app purchases









