Sheet 001 · Rev 2026-10-13

Apps and spreadsheet templates.

Mobile apps in development for Android and iOS, plus spreadsheet templates for Excel and Google Sheets, sold on Etsy. Built by Logan Daugherty.

See the apps Browse spreadsheets
FIELD SPECS
APPS IN DEVELOPMENT
4
SPREADSHEET TEMPLATES
3
PLATFORMS
ANDROID / iOS
SUBSCRIPTIONS
NONE
SHOP ON ETSY BUY ME A COFFEE

A-series · Apps

What I'm building

A-01EXPLORE

Switchback: Explore Every Road

Your real-world map, revealed one road at a time.

Drive, and the map fills in. It tracks the roads you've actually traveled, fog-of-war style, and keeps a running total for your town, county, and state.

IN PROGRESSANDROIDiOS
Features and privacy
What it does
  • Map fills in a little ahead of the car
  • Coverage by town, county, and state
  • "Get Me Home": main roads, retrace, or try new roads
  • Trip summaries and shared trips with a friend
Privacy, short version
  • Location used only while a trip is running
  • History stays on your phone
  • Account optional, only for shared trips
  • Free version shows ads (Google AdMob)

Full privacy policy

Google PlayComing soon App StoreComing soon
A-02FAITH

The Apologist's Handbook

Sourced answers for the hard questions.

A growing library of Christian apologetics on theism, Christianity, denominations, and culture. Every Bible verse and quote links to where it came from, so you can check it yourself.

WRITING ARTICLESANDROIDiOS
Features and privacy
What it does
  • Long-form articles with linked Scripture and citations
  • Browse by topic or search by tag
  • Share as a link or a PDF
  • Adjustable text size and themes
Privacy, short version
  • No account, nothing collected
  • Articles download from a public host
  • Settings stay on your phone

Full privacy policy

Google PlayComing soon App StoreComing soon
A-03MUSIC

String Cheese

Find something gouda to play.

Tabs and chords for guitar, banjo, bass, and fiddle, saved on your phone. No account needed.

EARLYANDROIDiOS
Features and privacy
What it does
  • One app, many instruments and tunings
  • Songs saved offline as chord patterns
  • Chord shapes on a fretboard
  • Light, dark, and sepia themes
Privacy, short version
  • No account, no server, no tracking
  • Library lives on your phone
  • Song searches contact that tab site

Full privacy policy

Google PlayComing soon App StoreComing soon
A-04GAMES

Cringo

Bingo for whatever you're watching.

Bingo for movie night with friends. Pick Halloween movies, Christmas movies, or cringe compilations. Everyone types in the same code and gets the same card.

ADDING NEW DECKSANDROIDiOS
Features and privacy
What it does
  • Halloween, Christmas, and Cringe decks
  • Six-character codes for matching cards
  • Add your own words
  • Share your card as a picture
Privacy, short version
  • No account, nothing collected
  • Decks and settings stay on your phone
  • Sharing only when you tap Share

Full privacy policy

Google PlayComing soon App StoreComing soon

S-series · Spreadsheets

Templates that do the work

DaughertyPrograms on Etsy

Real formulas and clear instructions. Buy once, download right away.

Excel.xlsxSheetsGooglePDFquick start
Visit the shop
  1. S-01Car Maintenance TrackerService by mileage, from manufacturer schedules.COMING SOON
  2. S-02Home Maintenance PlannerSeasonal and recurring house projects.IN PROGRESS
  3. S-03Budget PlannerA monthly budget with category tracking.IN PROGRESS

Contact

Questions, bugs, or ideas

Say hello

App support, bug reports, feature requests, and privacy or data-deletion requests.

[email protected]

Support

Optional one-time tips through Buy Me a Coffee. The apps work the same either way.

Buy me a coffee