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Choose better ingredients with seasonal insights and expert tips.
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Add items in one tap while shopping.
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A simple grocery list designed for real stores.
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See what’s in season throughout the year.
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Learn how to choose and keep ingredients fresh.
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Know what’s delicious right now, at a glance.
Inspiration
In Japan, seasonal ingredients (“旬”) are widely known to be tastier, cheaper, and more nutritious. Yet in modern supermarkets, everything is available year-round, and busy people often default to the same choices.
Seasonal ingredients offer the best balance of price, flavor, and nutrition. When food is in season, even simple cooking methods bring out its best taste.
As a former premium supermarket staff member, I saw firsthand that good ingredients always have clear “signs” — but most shoppers don’t have the time or knowledge to notice them.
SeasonEats was inspired by a simple question: How can we bring professional ingredient selection into everyday grocery shopping, without adding effort?
What it does
SeasonEats is a seasonal grocery shopping memo app designed specifically for Japan.
It combines:
- A simple, intuitive shopping list
- Seasonal ingredient insights updated monthly
- Professional tips on how to choose good-quality food at the store
- Home screen widgets that show what’s in season right now
Users can build shopping lists in the way that feels most natural:
- Selecting ingredients from a seasonal catalog
- Typing items freely as text
- Pasting shopping lists shared by family members via messaging apps
Even when items are added as plain text, SeasonEats automatically matches them to ingredients and surfaces relevant selection tips.
Instead of researching recipes or seasonality, users simply write their shopping list. SeasonEats quietly guides them toward better choices at the exact moment they shop.
How we built it
SeasonEats is an iOS app built with a strong focus on:
- Low cognitive load
- Fast, in-store usage
- Habit-forming daily utility
RevenueCat is integrated to manage subscriptions and entitlements. Premium features unlock deeper seasonal insights, expert selection tips, and widgets, while keeping the free experience lightweight and useful.
The product is already live, and this Shipyard submission focuses on strengthening and validating its monetization strategy.
Challenges we ran into
The biggest challenge was balancing expertise with simplicity.
Professional knowledge can easily become overwhelming. We intentionally avoided long explanations and instead distilled insights into short, actionable tips that work in real supermarket environments.
Another challenge was designing premium value that feels natural. Seasonality changes constantly, so the subscription needed to feel like an ongoing service, not locked content.
What we learned
We learned that small, well-timed guidance is more powerful than large amounts of information.
Users don’t want to “study” food. They want confidence — especially in everyday decisions like grocery shopping.
We also learned that cultural specificity can be a strength. By focusing deeply on Japanese food culture, SeasonEats creates value that is difficult to replicate generically.
What’s next
- Expand premium content (seasonal recipes, health-focused insights)
- Introduce an AI-powered meal planning feature
- Generate daily or weekly meal plans based on seasonal ingredients, shopping lists, household size, and available cooking time
- One-tap meal planning to reduce decision fatigue around daily cooking
- Generate daily or weekly meal plans based on seasonal ingredients, shopping lists, household size, and available cooking time
- Test pricing and retention using RevenueCat analytics
- Improve personalization based on shopping behavior
- Introduce automatic grocery list generation from recipe books and food-related images
- Explore localization after solidifying the Japanese market
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