Comparison

Kaff vs passNote

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

Head to head
About

Kaff

Discover, rate, and share your coffee experiences with a community of fellow enthusiasts. Find new coffee shops, leave reviews with photos, and connect with friends to see their favorite spots.

Highlights
  • Discover nearby coffee shops
  • Rate shops with text and photos
  • Post reviews without a rating
  • Share community posts
  • Follow friends and coffee lovers
  • Explore a coffee-focused map
Features
Read full description

Kaff is like Goodreads, but for coffee shops. Log the spots you visit, rate them, and say what you really thought. Follow friends and fellow coffee people, and your feed turns into a running list of where everyone’s drinking and what’s actually worth the trip. Coffee, matcha & everything else counts. Rate the cortado, the ceremonial matcha, the weird lavender latte. If it’s in a cup, it belongs here. WHAT YOU CAN DO Rate and review independent coffee shops with honest takes Follow friends and see their latest finds in your feed Build your coffee passport, a record of every shop you’ve been to Browse the map to see what’s near you Add a shop that’s missing so it’s here for everyone WHY KAFF Kaff started as a group chat called Latte Raters, where friends swapped coffee shop finds. Then one of them asked, “why don’t you just build it?” So we did. It’s all about independent shops, so you won’t find a large chain. The ratings come from real people with real opinions. Made in SoCal. Pull up a seat.

About

passNote

Features
Read full description

Exchange diaries are a traditional form of communication in Japan, where people share their daily experiences and thoughts through a notebook. Even today, they remain popular among young people, offering a slower and more meaningful alternative to social media and instant messaging. With this app, you can easily experience the charm of exchange diaries on your smartphone. Share your daily life, hobbies, and thoughts while getting to know someone little by little. Unlike short messages, exchange diaries help build deeper connections. By taking time to write and respond, you can learn about each other's values and perspectives and develop lasting relationships. You can also connect with people from around the world. Discover real daily life, culture, school, work, and traditions that cannot be fully understood through travel or social media alone. Exchange diaries are also a great way to learn languages. Built-in translation helps you communicate with confidence while naturally learning real expressions used by native speakers. Why not start a special exchange diary with someone, somewhere in the world?

Screenshots

Kaff3 screens
passNote3 screens

Verdict

The call

The clearest difference is in-app purchases: Kaff at none against passNote's 1. Kaff also leads on iOS requirement (15.1 vs 18.0). passNote's advantage is ads (none vs shown) and update cadence (every 5 days vs monthly). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. passNote sells 1 in-app purchase, starting at $2.99 per month. Kaff asks for nothing beyond the download.

UpkeepUpdate frequency

Kaff ships an update monthly, passNote every 5 days. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 6 level
Kaff versus passNote: the parameters behind the verdict, then further details
ParameterKaffpassNote
PriceFreeFree
Rating5.0 (24 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings24 — better—
Update frequencyMonthlyEvery 5 days — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better18.0
Further details — not scored
Size41 MB80 MB
Age rating4+17+
DeveloperKaffRyota Izumi

In-app purchases

None

Kaff

No in-app purchases

1 purchases

passNote

Subscriptions1
  • Premium Membership$2.991 Month

Questions

Is Kaff free?
Kaff is free to download, with no in-app purchases.
Is passNote free?
passNote is free to download, with in-app purchases available.
Do Kaff or passNote have ads?
Kaff shows ads; passNote does not.
Which is updated more often, Kaff or passNote?
Kaff ships an update monthly, and passNote every 5 days. Most recently, Kaff was updated on October 30, 2026 and passNote on October 28, 2026.

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