90 App Ideas, Each With a Prompt That Builds It
Can't choose?
WebsitesBarber shop booking page
Website ideas
A page for a person, a business or a day.
Barber shop booking page
Inside
- Services with prices
- Opening hours and a map
- A booking form that saves requests
You'll meetFormsLayoutDatabase
SaaS landing page
Inside
- One clear call to action
- Pricing tiers with a monthly and yearly toggle
- An FAQ that expands
You'll meetLayoutStateForms
Wedding website
Inside
- Ceremony and party schedule
- A map to the venue
- RSVP with guest count and dietary notes
You'll meetFormsMapsDatabase
Personal portfolio
Inside
- A project grid with a page each
- An about page with a photo
- A contact form that stores messages
You'll meetRoutingLayoutForms
Event page
Inside
- Agenda with times and rooms
- Speaker cards
- Signup with a live count of seats left
You'll meetLayoutFormsDatabase
Link-in-bio page
Inside
- Photo, name, one-line bio
- Big tappable buttons
- Light and dark, following the phone
You'll meetLayoutState
Online resume
Inside
- Experience, education, skills
- A print-ready layout
- A PDF download
You'll meetLayoutFile export
Nonprofit page with volunteer signup
Inside
- A mission section with photos
- Events with dates and places
- A volunteer form that saves signups
You'll meetLayoutFormsDatabase
Photography portfolio
Inside
- Albums with a photo grid inside
- A viewer with keyboard and swipe
- An inquiry form for shoots
You'll meetRoutingStateForms
Coming soon page
Inside
- A countdown to launch day
- An email signup that saves
- Your logo and one line
You'll meetTimersFormsDatabase
Gym website
Inside
- A weekly class timetable
- Trainer profiles
- A trial signup that saves
You'll meetLayoutFormsDatabase
Property listing page
Inside
- A gallery with a full-screen viewer
- Price, rooms and size at a glance
- A map and a viewing request form
You'll meetLayoutMapsForms
Podcast website
Inside
- An episode list with notes
- A player that keeps playing as you browse
- Subscribe buttons per platform
You'll meetAudioRoutingLayout
Recipe blog
Inside
- Recipes by category
- Search by name or ingredient
- A print-friendly recipe page
You'll meetRoutingSearchLayout
Simple app ideas: tools and utilities
One job, done well.
Guitar tuner
Inside
- A live needle, sharp or flat
- A button per string
- A reference tone
You'll meetAudioState
Invoice generator
Inside
- Line items with quantity, rate and tax
- Your details saved for next time
- A clean PDF
You'll meetFormsFile exportSaved progress
Pomodoro timer
Inside
- Work and break lengths you set
- A sound when a session ends
- Sessions counted per day
You'll meetTimersAudioSaved progress
Unit converter
Inside
- A tab per kind of unit
- Converts as you type, both ways
- Live currency rates from a public API
You'll meetStateAPI calls
QR code maker
Inside
- A code that updates as you type
- Foreground and background colors
- PNG or SVG download
You'll meetCanvasFile export
Word counter
Inside
- Counts on every keystroke
- Reading and speaking time
- The most used words
You'll meetStateLayout
Bill splitter
Inside
- Tip presets
- Uneven splits when someone had more
- A link that shows everyone their share
You'll meetStateFormsRouting
Password generator
Inside
- Length, symbols, numbers, case
- A strength meter that explains itself
- Copy in one tap
You'll meetStateForms
Color palette picker
Inside
- Complementary and analogous palettes
- A contrast check for text
- Export as CSS variables
You'll meetStateCanvasFile export
Countdown to a date
Inside
- Ticks in real time
- Your title and background
- A share link
You'll meetTimersRoutingLayout
Markdown notes
Inside
- A live preview beside the editor
- Notes saved between visits
- Export to HTML
You'll meetStateSaved progressFile export
Image resizer
Inside
- Drag in an image
- Width presets and a quality slider
- Download the result
You'll meetCanvasFile exportState
Loan calculator
Inside
- Monthly payment as you type
- Interest against principal over time
- A chart of the balance
You'll meetStateCharts
Meeting time planner
Inside
- Add cities or time zones
- A row per zone, aligned
- Working hours shaded
You'll meetStateLayout
Random team picker
Inside
- Paste or type names
- Pick the number of groups
- A spin before the reveal
You'll meetStateLayout
Fun app ideas: games
Scores, saved progress, bragging rights.
Trivia quiz with a leaderboard
Inside
- A timer per question
- Faster answers score more
- A leaderboard of top scores
You'll meetStateTimersDatabase
Snake
Inside
- Arrow keys, or swipes on a phone
- Speed rises as the snake grows
- A saved high score
You'll meetCanvasTimersSaved progress
Memory card matching
Inside
- Small, medium and large boards
- Moves and a timer
- A best time per board
You'll meetStateTimersSaved progress
Daily word game
Inside
- The same word for everyone each day
- Colored tiles for right letter, right place
- A spoiler-free result grid
You'll meetStateSaved progressLayout
Typing speed test
Inside
- Random passages
- Live speed and accuracy
- A chart of your last runs
You'll meetStateTimersCharts
Clicker game
Inside
- A big button and a growing number
- Upgrades that earn while you are away
- Progress saved between visits
You'll meetStateTimersSaved progress
Tic-tac-toe vs the computer
Inside
- A computer opponent, three levels
- A win, loss and draw tally
- Two players on one screen
You'll meetStateLayout
Sliding number puzzle
Inside
- Arrow keys and swipes
- Smooth tile animation
- A best score and undo
You'll meetStateSaved progressLayout
Hangman
Inside
- Categories: animals, movies, countries
- An on-screen keyboard for phones
- A drawing that grows line by line
You'll meetStateCanvas
Flag quiz
Inside
- Flags from a public countries API
- A streak and a best streak
- A continent filter
You'll meetAPI callsStateSaved progress
Minesweeper
Inside
- Three board sizes
- Flags on right click or long press
- A best time per size
You'll meetStateTimersSaved progress
Reaction time game
Inside
- Wait for green, then tap
- Your time per round
- Your average and your best
You'll meetTimersStateSaved progress
Sudoku
Inside
- A new puzzle per difficulty
- Pencil notes in a cell
- Mistakes counted, hints available
You'll meetStateSaved progressLayout
Whack a mole
Inside
- A grid of holes
- Speed that rises with the score
- A high score
You'll meetTimersStateSaved progress
Mental math sprint
Inside
- Add, subtract, multiply, divide
- A one minute round
- A best score per operation
You'll meetTimersStateSaved progress
Micro SaaS and business app ideas
Bookings, orders, quotes, waitlists.
Coffee shop order-ahead
Inside
- A menu with sizes and add-ons
- A pickup time and a name
- An orders page for the counter
You'll meetDatabaseFormsState
Yoga studio bookings
Inside
- A weekly schedule with teachers
- A cap on spots per class
- Sign-in so members see their bookings
You'll meetDatabaseSign-inForms
Waitlist with referrals
Inside
- Signup with a position in line
- A referral link that moves you up
- A simple admin view
You'll meetFormsDatabaseRouting
Bakery preorders
Inside
- A menu that changes each week
- Orders that close on a cutoff day
- A bake list that totals every item
You'll meetDatabaseFormsState
Boutique hotel site
Inside
- A page per room with a gallery
- A booking request with dates and guests
- A map and nearby places
You'll meetRoutingFormsMaps
Tutoring site
Inside
- Subjects with a rate and a level
- A request form with preferred times
- Requests you can mark as booked
You'll meetFormsDatabaseLayout
Cleaning quote calculator
Inside
- A quote that updates as you pick
- A discount for weekly
- A request form that saves the quote
You'll meetStateFormsDatabase
Testimonial collector
Inside
- A review form with stars
- Approve or hide, behind sign-in
- A public wall of the approved
You'll meetDatabaseSign-inForms
Dog walking bookings
Inside
- A dog profile with notes and a photo
- Walks with a length and a time
- A weekly calendar
You'll meetDatabaseSign-inForms
Product catalog
Inside
- Products with photos and prices
- Filter and search
- An inquiry form per product
You'll meetDatabaseSearchForms
Appointment scheduler
Inside
- Your hours, your slot length
- Clients see only free slots
- A confirmation email
You'll meetDatabaseFormsEmail
Car wash bookings
Inside
- Packages with prices
- Time slots per day
- Bookings listed for the day
You'll meetFormsDatabaseState
Client photo gallery
Inside
- A private link per client
- Favorites saved per client
- A list of picks for you
You'll meetDatabaseRoutingSign-in
Freelancer packages page
Inside
- Packages with what is included
- A past work gallery
- A quote request that saves
You'll meetLayoutFormsDatabase
Small shop inventory
Inside
- Products with stock counts
- A low stock warning
- A restock list to print
You'll meetDatabaseStateNotifications
Web app ideas: trackers and dashboards
Log it, chart it, watch the line.
Habit tracker
Inside
- A grid of habits by day
- Streaks that reset when you miss
- A weekly chart
You'll meetStateChartsSaved progress
Expense tracker
Inside
- Quick entry: amount, category, note
- A monthly chart by category
- A budget with a warning
You'll meetFormsChartsDatabase
Live scoreboard
Inside
- Scores from a sports API
- Standings with points and form
- A favorite team pinned on top
You'll meetAPI callsStateLayout
Workout log
Inside
- Exercises, sets, reps, weight
- A chart per exercise
- Sign-in so it follows you
You'll meetDatabaseSign-inCharts
Reading log
Inside
- Books with a cover and a rating
- A yearly goal and progress bar
- Covers from a public books API
You'll meetDatabaseAPI callsForms
Team task board
Inside
- To do, doing, done
- Overdue tasks highlighted
- Sign-in per teammate
You'll meetDatabaseSign-inDrag and drop
Job application tracker
Inside
- A board from applied to offer
- Notes and the job link
- Follow-up reminders
You'll meetDatabaseDrag and dropNotifications
Subscription tracker
Inside
- Price, cycle, renewal date
- Monthly and yearly totals
- A warning before a renewal
You'll meetDatabaseChartsNotifications
Plant watering list
Inside
- A plant with a photo and an interval
- A today list
- A watering history
You'll meetDatabaseStateNotifications
Mood journal
Inside
- A one-tap mood scale
- A calendar colored by mood
- A streak of days logged
You'll meetDatabaseChartsSaved progress
Water tracker
Inside
- One tap per glass
- A daily goal that fills up
- A weekly chart
You'll meetStateChartsSaved progress
Study planner
Inside
- Subjects and exam dates
- Sessions on a calendar
- What is next, at the top
You'll meetDatabaseStateLayout
Savings goal tracker
Inside
- A target and deposits
- A progress bar
- An estimated finish date
You'll meetFormsChartsSaved progress
Sleep log
Inside
- Bedtime and wake time
- A rating each morning
- A monthly trend chart
You'll meetFormsChartsDatabase
Household chores board
Inside
- People and chores
- A weekly rotation
- Points per person
You'll meetDatabaseDrag and dropState
AI app ideas
An assistant inside, with a job to do.
Support chatbot
Inside
- An FAQ you edit in the app
- Answers only from that FAQ
- Unanswered questions saved with an email
You'll meetAI promptsDatabaseForms
Recipe from the fridge
Inside
- An ingredient list
- A recipe with steps and servings
- Saved favorites
You'll meetAI promptsStateSaved progress
Flashcards from notes
Inside
- Cards from pasted notes
- A quiz that repeats what you missed
- Decks per subject
You'll meetAI promptsDatabaseState
Cover letter writer
Inside
- Paste a resume and a posting
- A draft in the tone you pick
- Edit, copy or download
You'll meetAI promptsFormsFile export
Trip planner
Inside
- Mornings, afternoons, evenings
- Swap any stop
- A map and a share link
You'll meetAI promptsMapsRouting
Bedtime story generator
Inside
- The child's name in the story
- Themes: space, dragons, the sea
- A library of past stories
You'll meetAI promptsFormsSaved progress
Meeting notes summarizer
Inside
- Summary, decisions, action items
- Owners pulled out of the text
- Searchable history
You'll meetAI promptsDatabaseSearch
Language practice partner
Inside
- A chat that stays in your target language
- Corrections beside your message
- A vocabulary list from the chat
You'll meetAI promptsStateDatabase
Product description writer
Inside
- Name, features, tone in
- Three variants to choose from
- Saved copy per product
You'll meetAI promptsFormsDatabase
Quiz from any text
Inside
- Four options and an explanation each
- A share link anyone can take
- Scores per question
You'll meetAI promptsRoutingDatabase
Email reply drafter
Inside
- Paste the email
- Pick a tone: warm, brief, formal
- Edit and copy the reply
You'll meetAI promptsFormsState
Explain it three ways
Inside
- One topic, three explanations
- A follow up question box
- Saved explanations
You'll meetAI promptsLayoutSaved progress
Business name generator
Inside
- Describe the business
- Pick a style: playful, classic, short
- Names with taglines, saved favorites
You'll meetAI promptsFormsSaved progress
Workout plan generator
Inside
- Goal, days and equipment
- A plan with sets and reps
- Swap any exercise
You'll meetAI promptsFormsDatabase
Interview practice
Inside
- Questions for the role
- Feedback on each answer
- A score and what to improve
You'll meetAI promptsStateDatabase
How to choose a good app idea
- 1
Fix something of yours
The bill you split badly. The plant you forgot. The class that needs a quiz.
- 2
Keep it small
One screen, one job, one live URL. A finished small app beats a big one that stalls.
- 3
Ship, then add one thing
Show the first version to someone. Let them pick the next feature.
Questions
What are some good app ideas for beginners?
Anything with one screen and one job: a link-in-bio page, a pomodoro timer, tic-tac-toe, a QR code maker, a plant watering list. You finish it, publish it, and can read every file it took.
What apps don't exist yet?
Almost none. Every idea here exists somewhere, and the gap is never the idea, it is the version made for your people: a booking page for one barber, a quiz for one class. Take an idea and narrow it to someone you know.
How do I know if my app idea is good?
Build the smallest version, show it to a few people who have the problem, and see if they come back. A real prototype tells you more than a month of planning.
Do I have to code any of it?
No. Send any prompt and Coddy Build makes the app, with a live preview and a plain-English summary of each change. Open a concept card when a term is new, or ask about anything. The code is there whenever you want it.
What is the easiest app to build?
A page that shows something and saves one thing: a countdown, a link-in-bio page, a water tracker. No sign-in, no assistant, one screen. Send its prompt, publish, and you have a live URL before you have read the code.
Do these work on a phone?
Every app here is a web app, so it opens in any phone browser at its own URL and can be added to the home screen. There is nothing to submit to an app store.
Can I make money from one of these?
The business ideas take bookings, orders, quotes and signups for a real customer, which is where most small software businesses start. Publish to a live URL, connect your own domain on a paid plan, and add what the first users ask for.
Found one?
Free to start, no credit card. How Coddy Build works or see what others built.