Comparison

KTrunk vs Where'd I Put It

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

Head to head
About

KTrunk

This note-taking app allows you to save ideas with attached files and photos. You can create links between notes and files, and synchronize your data across devices. An optional in-app purchase enables note encryption for enhanced privacy.

Highlights
  • Save ideas with files and photos
  • Link notes to other notes and files
  • Synchronize across devices via iCloud
  • Notes saved in HTML format
  • Optional note encryption
Features
Read full description

Knowledge Trunk - or short KTrunk - is a note taking App. Use KTrunk to save all your ideas augmented with related files and photos. You can establish links from one note to any other note or file in KTrunk. The notes are saved in html-format and can be synchronized across your devices using iCloud. In-App-Purchases: * Privacy Allows to encrypt/decrypt your notes.

About

Where'd I Put It

Features
Read full description

Where’d I Put It helps you remember exactly where everyday things live. Save an item with its room, furniture, container and precise spot, then search or browse your home whenever you need it. Everything stays on your device, with file export and import for backups. Where'd I Put It — never lose track of your stuff again. We all have that moment: you need your passport, the spare key, the charger… and you have no idea where you put it. Where'd I Put It is the simple memory aid that remembers for you. JOT IT DOWN ONCE The moment you stash something, note what it is and where it goes — bedroom, nightstand, second drawer. Done in seconds. FIND IT INSTANTLY Just search the item's name and the exact spot pops up. No more tearing the house apart. BROWSE BY PLACE See everything in a room, a cabinet, or a single drawer at a glance — perfect for tidying up or taking stock of what you own. YOURS, AND PRIVATE Everything stays on your device. No account, no sign-up, no cloud required. Export a backup anytime to keep your data safe or move it to a new phone. GREAT FOR • Keys, passports, documents, chargers, cables • Seasonal clothes and decorations you pack away • Tools, spare parts, and "I put it somewhere safe" items • Shared homes — everyone knows where things live Stop searching. Write it down once, find it in seconds.

Screenshots

KTrunk1 screens
Where'd I Put It4 screens

Verdict

The call

The clearest difference is in-app purchases: Where'd I Put It at none against KTrunk's 3. Where'd I Put It also leads on update cadence (weekly vs monthly) and iOS requirement (15.0 vs 18.0). On price, rating, ratings volume and ads 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. KTrunk sells 3 one-off in-app purchases. Where'd I Put It asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for KTrunk against 5.0 for Where'd I Put It. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

KTrunk ships an update monthly, Where'd I Put It weekly. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
KTrunk versus Where'd I Put It: the parameters behind the verdict, then further details
ParameterKTrunkWhere'd I Put It
PriceFreeFree
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews50.0% of reviews—
Number of ratings2 — better1
Update frequencyMonthlyWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size10 MB2 MB
Age rating17+4+
DeveloperClemens SchuetzdellerYeonni Lee

Customer experience

KTrunk

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

Where'd I Put It

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

In-app purchases

3 purchases

KTrunk

One-time3
  • Operating Convenience$0.99
  • Privacy$1.99
  • #Tag-Proposals$1.99
None

Where'd I Put It

No in-app purchases

Questions

Is KTrunk free?
KTrunk is free to download, with in-app purchases available.
Is Where'd I Put It free?
Where'd I Put It is free to download, with no in-app purchases.
Which has better reviews, KTrunk or Where'd I Put It?
KTrunk and Where'd I Put It are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do KTrunk or Where'd I Put It have ads?
Neither KTrunk nor Where'd I Put It shows ads.
Which is updated more often, KTrunk or Where'd I Put It?
KTrunk ships an update monthly, and Where'd I Put It weekly. Most recently, KTrunk was updated on October 14, 2026 and Where'd I Put It on October 24, 2026.

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