Comparison

Manhole Card Map vs Kowalk

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

Head to head
About

Manhole Card Map

Features
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Manhole Card Map helps you find distribution locations for Manhole Cards across Japan and keep track of the cards you have collected. MAIN FEATURES ■ Find distribution locations on the map View distribution locations near your current position or travel destination. Pin colors make it easy to distinguish cards you have not collected, cards already collected, locations that are out of stock, and cards not yet available. ■ Manage your collection Mark a card as collected with a single tap. You can also view card images, detailed information, and related websites. ■ Filter to plan your visits Filter cards by region, series, collection status, and availability on weekdays, weekends, or public holidays. ■ Update distribution location data Download updated distribution location data directly in the app. ■ Back up and transfer your data Export your collection status to a file and import it on another device. This is useful for backups and when moving to a new device. RECOMMENDED FOR • Manhole Card collectors • Travelers looking for nearby distribution locations in Japan • Anyone who wants a simple way to track collected and uncollected cards • People planning an efficient card-collecting trip Make Manhole Card Map your companion for collecting cards throughout Japan.

About

Kowalk

Features
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Kowalk turns your steps into travel perks in Korea. ■ Walk and earn Every 100 steps become 1 coin, up to 300 coins a day. Coins add up even before your trip — walk at home and arrive with a balance. ■ Trade coins for coupons Exchange coins for airport pickup discounts, city tour discounts, and more. Coupons stay valid for 180 days. ■ Use them on the spot Pick a coupon, enter the 4-digit code the staff gives you, and you're done. Coupons can be used during your trip dates. ■ Three languages 한국어 · English · 繁體中文 Kowalk only reads your step count. It does not track your location.

Screenshots

Manhole Card Map4 screens
Kowalk4 screens

Verdict

The call

The clearest difference is ads: Kowalk at none against Manhole Card Map's shown. On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 5 level
Manhole Card Map versus Kowalk: the parameters behind the verdict, then further details
ParameterManhole Card MapKowalk
PriceFreeFree
Update frequencyWeeklyWeekly
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPad — betteriPhone
Requires iOS17.016.4 — better
Further details — not scored
Size141 MB47 MB
Age rating4+4+
DeveloperTETSUNOSUKE HIDAhoseob chang

In-app purchases

None

Manhole Card Map

No in-app purchases

None

Kowalk

No in-app purchases

Questions

Is Manhole Card Map free?
Manhole Card Map is free to download, with no in-app purchases.
Is Kowalk free?
Kowalk is free to download, with no in-app purchases.
Do Manhole Card Map or Kowalk have ads?
Manhole Card Map shows ads; Kowalk does not.
Which is updated more often, Manhole Card Map or Kowalk?
Manhole Card Map ships an update weekly, and Kowalk weekly. Most recently, Manhole Card Map was updated on October 28, 2026 and Kowalk on October 25, 2026.

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