Comparison

Simple Scan vs When Did I...? Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Simple Scan

Easily convert paper documents into searchable PDFs or images in seconds. This app offers a streamlined scanning experience without cluttering your existing notes, with options to share directly via email, messages, or other applications. Enjoy private, on-device processing with no ads.

Highlights
  • Scan documents to PDF or JPEG
  • Searchable PDFs with OCR
  • Share scans via email, messages, or system share sheet
  • Custom file destinations
  • File naming suggestions (Apple Intelligence required)
  • On-device processing
  • No ads
Features
Read full description

Simple Scan is the quick, easy way to scan paper documents to optimized, searchable PDF documents (or images) and send them almost anywhere. ## FEATURES ## * Same great scanning functionality as Notes, but no need to clutter your notes data with one-off scans * Create high-resolution multi-page PDFs from your paper documents * PDFs are searchable thanks to automatic Optical Character Recognition (OCR) * Built for simplicity. Just scan and send – no document library * Send scans via email or messages. Save to a file, or "Share" use to send to other apps via the system share sheet * Set up message destinations with pre-filled recipients for easy "Email to Myself" and other common uses * Custom file destinations save scans directly to a pre-selected folder without extra taps * File naming suggestions, such as names, dates, pulled from the scanned document (requires Apple Intelligence) * Save scans directly to Photos * Option to output as images (JPEG) instead of PDF * Quality option to control file size * Never any ads. Ever. * Private and on-device. All scan processing is done locally on your device. ## SIMPLE SCAN PRO ## Simple Scan is free to download and try! To continue using Simple Scan, unlock Simple Scan Pro--available as a low-cost, annual subscription or a one-time lifetime unlock purchase. ## SUBSCRIPTION DETAILS ## * Payment will be charged to your Apple account at confirmation of purchase * Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period * Automatic renewals will be charged at the same price you were initially charged for the subscription * Subscriptions can be managed or canceled by going to Account Settings on the App Store after purchase Have questions? Email support@agiletortoise.com. Terms: https://agiletortoise.com/terms Privacy Policy: https://agiletortoise.com/privacy-policy

About

When Did I...? Tracker

Easily record and recall the last time you performed everyday tasks, appointments, or maintenance. This straightforward app provides a convenient place to track important dates without cluttering your calendar or notes.

Highlights
  • Customizable trackers
  • Quick date recording
  • At-a-glance history
  • Flexible for daily life
  • Simple, direct interface
Features
Read full description

Remember the moments that are easy to forget. When Did I...? Tracker is a simple, straightforward app that helps you keep track of the last time you completed everyday tasks, appointments, maintenance, and personal activities. Instead of searching through calendars, receipts, emails, or notes, you can quickly open the app and see exactly when you last did something. The app includes three free trackers, and each tracker can be renamed to fit your needs. Track your last oil change, haircut, dental appointment, air-filter replacement, pet grooming visit, medication refill, or anything else you want to remember. Key Features • Three free customizable trackers: Rename each tracker for whatever you want to remember. • Quick updates: Record the latest date whenever you complete an activity. • Simple history at a glance: Easily check when you last completed a task or attended an appointment. • Flexible for everyday life: Use it for vehicle maintenance, personal care, home upkeep, health appointments, pet care, and more. • Easy and direct: No complicated setup, crowded calendar, or unnecessary features. Life gets busy, and small but important dates are easy to lose track of. When Did I...? Tracker gives you one convenient place to record them, so the answer is always close at hand. When did I last do that? Now you will know. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Simple Scan4 screens
When Did I...? Tracker4 screens

Verdict

The call

The clearest difference is update cadence: When Did I...? Tracker at every 4 days against Simple Scan's monthly. Simple Scan's advantage is ratings volume (670 vs 1). On price, rating, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Simple Scan sells 2 in-app purchases, starting at $9.99 per year and When Did I...? Tracker sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Simple Scan against 5.0 for When Did I...? Tracker. That said, the two scores are not equally well evidenced: Simple Scan has 670 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Simple Scan ships an update monthly, When Did I...? Tracker every 4 days. The most recent releases landed on October 18, 2026 and October 6, 2026 respectively.

Scorecard2 real differences · 8 level
Simple Scan versus When Did I...? Tracker: the parameters behind the verdict, then further details
ParameterSimple ScanWhen Did I...? Tracker
PriceFreeFree
Rating4.9 (670 ratings)5.0 (1 ratings) — better
Positive reviews87.5% of reviews—
Number of ratings670 — better1
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFreemium
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.416.4 — better
Further details — not scored
Size22 MB38 MB
Age rating4+17+
DeveloperAgile TortoiseNancy Kleeman

Customer experience

Simple Scan

All ratings670 ratings
Positive96.9%
Neutral1.2%
Negative1.9%
Written reviews64 reviews
Positive87.5%
Neutral4.7%
Negative7.8%

When Did I...? Tracker

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Simple Scan

Reported bugs

2 issues
  • Crashes on multi-page scans for some users
  • Issues with importing files from other apps

Requested features

3 requests
  • Ability to tag scans
  • Favorite file/app destination options
  • More image adjustment tools

When Did I...? Tracker

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Simple Scan

Subscriptions1
  • Pro - Annual$9.991 Year
One-time1
  • Pro - Lifetime$39.99
2 purchases

When Did I...? Tracker

Subscriptions2
  • When Did I Premium Monthly$1.991 Month
  • When Did I Premium Yearly$14.991 Year

Questions

Is Simple Scan free?
Simple Scan is free to download, with in-app purchases available.
Is When Did I...? Tracker free?
When Did I...? Tracker is free to download, with in-app purchases available.
Which has better reviews, Simple Scan or When Did I...? Tracker?
When Did I...? Tracker is rated higher. Simple Scan averages 4.9 out of 5 from 670 ratings, while When Did I...? Tracker averages 5.0 from 1 ratings.
Do Simple Scan or When Did I...? Tracker have ads?
Neither Simple Scan nor When Did I...? Tracker shows ads.
Which is updated more often, Simple Scan or When Did I...? Tracker?
Simple Scan ships an update monthly, and When Did I...? Tracker every 4 days. Most recently, Simple Scan was updated on October 18, 2026 and When Did I...? Tracker on October 6, 2026.

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