Pi vs QuickCountdown
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pi
Never miss an important date again! This app helps you save and track anniversaries with custom reminders. It supports various time units and allows you to create your own event parameters for personalized tracking.
- Save and track anniversaries
- Customizable reminders
- Support for various time units
- Create custom event parameters
- Track nerdy and significant events
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Never forget another event again! Pi-Anniversary will save the date and remind you when its anniversary is coming up. Be it one year, six months, Pi * 10^3 days or 0x77777 seconds. Ever wanted to measure your child’s age according to the Mayan calendar? With many anniversary parameters built-in and the option to create your own to match what’s means most to you, Pi-Anniversary is the perfect choice to keep track of nerdy events. Important or mundane, sad or happy, there will always be an occasion to commemorate with Pi-Anniversary.
QuickCountdown
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-1. Choose the countdown time -2. Click start to start the countdown -3. Background sound effects can be turned on and off -4. It is possible to quickly turn on and off the alarm clock after the countdown ends
Screenshots
Verdict
The clearest difference is update cadence: QuickCountdown at every 2 months against Pi's every 5 months. QuickCountdown also leads on device support (3 vs 1) and iOS requirement (12.0 vs 16.6). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Pi ships an update every 5 months, QuickCountdown every 2 months. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.
| Parameter | Pi | QuickCountdown |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Sestra Studio | 单 安 |
In-app purchases
Pi
No in-app purchases
QuickCountdown
No in-app purchases
