The Quantified Self vs Stampd
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
The Quantified Self
This app helps you manage recurring tasks and habits, prioritizing them by urgency, due date, or importance. It offers automation based on location or NFC tags, performance tracking, and workload adjustment. Organize habits into projects and review your past activities.
- Recurring task management
- Habit tracking (good and bad)
- Automation via location/NFC
- Habit organization into projects
- Performance tracking over time
- Workload adjustment based on bandwidth
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Manage your recurring tasks and your habits (good and bad), and see your intentions laid out by urgency, due date, or importance. You can also: - Automate your habits based on location, health, or NFC tags - Organize habits into projects - Track your performance over time - Right-size your habit workload by your available bandwidth - Peruse your timeline of past habits Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Stampd
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Keep track of when it's time to tend to a task with Stampd. When's the last time you... vacuumed the house? Went on a date? Watered your plants? Called your parents? Every time you complete a task you want to track, just Stamp-In to record your time stamp. Juggle all your tasks easily as you see all your Stampd's progress time count downs. Make your task management easy to log in to, and also remind you of other outlying tasks. Share your Stampd cards with other users. By sharing cards, you can with other multiple users Stamp-In to the same Stampd. Easily see and share notes about your Stamp-Ins. For instance, see who washed the dishes this time, or see if the dog already got fed this morning. Use notifications to be alerted when it's time to Stamp-In to a task. Use widgets to maintain a close eye on the status of your Stamps with ease.
Screenshots
Verdict
The clearest difference is update cadence: Stampd at monthly against The Quantified Self's every 7 months. The Quantified Self's advantage is iOS requirement (13.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. The Quantified Self sells 4 in-app purchases, starting at $1.99 per month and Stampd sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
The Quantified Self ships an update every 7 months, Stampd monthly. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.
| Parameter | The Quantified Self | Stampd |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | โ |
| Update frequency | Every 7 months | Monthly โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | โ |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 13.0 โ better | 18.0 |
| Further details โ not scored | ||
| Size | 39 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Jared Clifton-Lee | Joseph Kim |
In-app purchases
The Quantified Self
- Pro Monthly$1.991 Month
- Pro Quarterly$5.493 Months
- Pro Biannual$10.496 Months
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- Pro Yearly$20.491 Year
Stampd
- Stampd Pro$4.99
Questions
Is The Quantified Self free?
Is Stampd free?
Do The Quantified Self or Stampd have ads?
Which is updated more often, The Quantified Self or Stampd?
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