TATSUYA SAWANOBORI

Known for

Photo Sticker Diary - PetaDay

1app

Active nemesis

For Pedestrians

Other rivals

Publisher DNA

AI intelligence is not yet available for TATSUYA SAWANOBORI. The portfolio data below is up to date.

Portfolio

Apps

1 app analysed

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Photo Sticker Diary - PetaDay

0.0

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Local-only storage architecture functions as a privacy-focused moat

Manual sticker-creation mechanism provides a creative, tactile journaling experience
Lack of cloud-sync prevents cross-device data persistence

Distributed across 12 markets, strongest in Europe.

Based on 1 of 1 app with localized market data · last scanned Jul 2026.

Americas (3)

User sentiment

User-sentiment analysis coming soon.

Rivals

The rivals identified

Nemeses(1)

For Pedestrians

known forHoloholo: Daily Memories

1 app

So what?

Strategic outlook coming soon.

Frequently asked questions

How many apps does TATSUYA SAWANOBORI publish?

TATSUYA SAWANOBORI has 1 app tracked by Marlvel, primarily in the Lifestyle category.

What kind of apps does TATSUYA SAWANOBORI make?

TATSUYA SAWANOBORI's portfolio is concentrated in Lifestyle, with an average rating of 0.0/5 across rated apps.

Last updated

Photo Sticker Diary - PetaDay

v1.0.3

2mo ago

Europe (7)

France1 / 1
Germany1 / 1
Italy1 / 1
Netherlands1 / 1
Portugal1 / 1

›+2 more europe markets

Spain1 / 1
Sweden1 / 1

Asia-Pacific (2)

Japan1 / 1
South Korea1 / 1

Core markets (1/1 apps)

BrazilFranceGermanyItalyJapanMexicoNetherlandsPortugalSouth KoreaSpainSwedenUnited States

Holoholo competes directly by offering a low-friction, automated approach to daily memory capture, targeting the same user base looking for effortless life-logging.

Contenders(4)

Arraybrook

known forHowis Self-reflection Feedback

1 app5.0Lifestyle

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Howis competes by integrating mood and habit tracking into the daily journaling process, appealing to users focused on self-improvement.

HAKJIN LEE

known forMeal Journal | Simple App

1 app0.0Lifestyle

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Sebastien Vidal

known forDuet

1 app4.0Lifestyle

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婷婷乔

known forAGSCalendar

2 apps4.0Lifestyle

Same space(3)

Jun Haeyun

known forChat with Me: Selfcare Journal

1 appLifestyle

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This app offers a private, chat-based interface for self-reflection, competing for users who prefer a conversational journaling format.

Onda Labs

known forOndo: AI Journal

1 app5.0Lifestyle

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Ondo competes by using AI to transform daily entries into conversational memories and postcards, mirroring the goal of memory preservation.

Phoenix & Aura

known forShadow OS: The Decision App

1 appLifestyle

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Shadow OS occupies the same lifestyle category by using advanced pattern recognition and archetypal analysis to reflect on daily life.

New entrants(2)

Ivan Nasanovich

known forLifeLogix

1 app0.0Lifestyle

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LifeLogix enters the space with a focus on visual timelines and mood reflection, directly challenging PetaDay's visual-first value proposition.

Shenzhen Xingchen Yue Technology Co.

known forLumiary: Private Moments Box

1 app0.0Lifestyle

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What is TATSUYA SAWANOBORI's top app?

Based on user sentiment and following across the portfolio, Photo Sticker Diary - PetaDay stands out as TATSUYA SAWANOBORI's flagship app tracked by Marlvel.

In how many countries are TATSUYA SAWANOBORI's apps available?

Marlvel has tracked TATSUYA SAWANOBORI's apps across 12 countries.

This app overlaps with PetaDay by focusing on daily, photo-centric logging, specifically tailored for food and ingredient tracking.

Duet targets the lifestyle journaling market with a focus on shared experiences, competing for users who want to document life with a partner.

AGSCalendar provides a daily encouragement and logging platform that shares the 'one page a day' philosophy of PetaDay.

Lumiary is a new entrant focusing on secure, local-first memory storage, competing for privacy-conscious journalers.

Snapshot

Publisher DNA

Portfolio

Apps

Americas (3)

User sentiment

Rivals

The rivals identified

Nemeses(1)

So what?

Frequently asked questions

Europe (7)

Asia-Pacific (2)

Core markets (1/1 apps)

Contenders(4)

Same space(3)

New entrants(2)