SinceWhen vs Event Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SinceWhen
Track the time elapsed since important events, from personal care to home maintenance. Get gentle reminders for when things are due next, with smart predictions based on your logging habits. Designed for real life, it offers a private and guilt-free way to manage recurring tasks.
- Log events with one tap
- Smart predictions for due dates
- Widgets for Home and Lock Screen
- Siri and Shortcuts integration
- Multi-day event tracking
- Calendar and chart visualizations
- Private by design, no account needed
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Not everything is a daily habit. SinceWhen tells you how long it's been since the last haircut, oil change, vet visit, or dose, and when it's likely due next. One tap to log. No streaks. No guilt. No account. HOW IT WORKS • Name something you do now and then • Tap to log it, from the app, a widget, your Lock Screen, or Siri • SinceWhen learns your rhythm and shows what's due BUILT FOR REAL LIFE • Home & car: AC filters, oil changes, smoke detectors, deep cleans • Plants & pets: watering, fertilizing, flea treatments, vet visits • Health & self-care: as-needed medication, vitamins, skincare, dentist • Life admin: haircuts, calling family, reviewing subscriptions • ADHD-friendly: a zero-shame history for time blindness SMART, GENTLE PREDICTIONS SinceWhen studies the gaps between your logs and says things like "Usually every 6 weeks" and "Expected tomorrow". Pattern aware skips one-off long gaps, like a week away, and follows your real routine. Optional nudges arrive only when something is actually due, and you can log straight from the notification. MULTI-DAY EVENTS Tap once to start, tap again to end. Trips, sick days, and cycles are counted as Day 1, Day 2, and so on, with the full duration shaded on your charts. LOG IT IN SECONDS • Home Screen and Lock Screen widgets • Undo an accidental tap right where you made it • Siri and Shortcuts: "Hey Siri, log haircut" • Add a note, or backdate a log in a couple of taps EVERYTHING AT A GLANCE • Calendar with a ring on the next expected day • Interval and monthly charts • Categories with their own insights • Pause an event while you're away so predictions stay honest • Grid or list, pin what matters, dark mode, iPhone and iPad PRIVATE BY DESIGN No accounts, no ads, no analytics. Your timeline stays on your device and in your own iCloud. Export everything as JSON any time. FREE TO START Your first 3 events are free forever with every core feature. SINCEWHEN PRO Unlimited events, iCloud sync and backup, Siri and Shortcuts, and JSON export. • Monthly and Yearly: Family Sharing included • Lifetime: pay once, own it forever (Family Sharing not included) Available in English, German, Japanese, Spanish, French, Portuguese, Korean, and Italian. Privacy Policy: https://devapt.com/sincewhen/privacy Terms of Use: https://devapt.com/sincewhen/terms
Event Tracker
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When did you last water the plants, change the sheets, or get a haircut? LastWhen is a days-since tracker for the things you do now and then. Log a completed activity, see how long it's been, and stop trying to remember every little detail. No streaks to protect. No pressure to do everything daily. A LITTLE LESS TO KEEP IN YOUR HEAD Keep a simple record of cleaning, plant care, home and car maintenance, pet care, and personal routines. Choose a ready-made template or create a tracker of your own. LOG IT IN SECONDS Press and hold to record an activity. Forgot to log it yesterday? Add a past entry, adjust the date, and leave a note with the details you want to remember. SEE YOUR HISTORY AND YOUR RHYTHM Check when something last happened and look back through previous entries. Explore the time between activities, spot patterns, and see estimates based on your own history. GET A NUDGE WHEN YOU WANT ONE Set optional reminders for the things that are easy to forget. Use Home Screen and Lock Screen widgets to keep your trackers within reach on supported devices. MAKE IT FEEL LIKE YOURS Choose icons and explore colors, themes, and completion animations. Some customization options require Premium. Light and dark appearances keep your everyday overview comfortable to use. YOUR TRACKERS STAY ON YOUR DEVICE No LastWhen account required. Log activities and view your history offline. Tracker names, notes, and history are stored locally. Export CSV or JSON files when you want a copy of your records. START FREE, UPGRADE IF YOU NEED MORE Use up to 3 active trackers for free. LastWhen Premium unlocks unlimited trackers and premium customization. Choose a monthly or yearly subscription, or a one-time Lifetime purchase. Monthly and yearly plans include Apple Family Sharing; each person keeps their own trackers. Lifetime is for individual use and does not include Family Sharing. Subscriptions renew automatically unless canceled. Manage or cancel your subscription in your App Store account settings. Do it. Log it. Let LastWhen remember. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: SinceWhen at weekly against Event Tracker's every 3 weeks. 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. SinceWhen sells 3 in-app purchases, starting at $4.99 per month and Event Tracker sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
SinceWhen ships an update weekly, Event Tracker every 3 weeks. The most recent releases landed on October 31, 2026 and October 26, 2026 respectively.
| Parameter | SinceWhen | Event Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (14 ratings) — better | — |
| Positive reviews | 87.5% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Weekly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 16.4 — better |
| Further details — not scored | ||
| Size | 12 MB | 62 MB |
| Age rating | 4+ | 4+ |
| Developer | Basharath Shaik | Szymon Niemiec |
In-app purchases
SinceWhen
- SinceWhen Pro + Family (Monthly)$4.991 Month
- SinceWhen Pro + Family (Yearly)$19.991 Year
- SinceWhen Pro (Lifetime)$39.99
Event Tracker
- LastWhen Premium Monthly$4.991 Month
- LastWhen Premium Yearly$19.991 Year
- LastWhen Premium Lifetime$39.99









