Keep the whole story
Save the original card, front and back, together with where you met, private notes, groups and interaction history.
Independent software studio
Tools for the way you actually work, live and play.
Summa Cruxis creates focused software that turns complex workflows into clear, dependable experiences.
Discover CardKeeper: Business Cards
CardKeeper
Business Cards
Original card · Front and back
WHERE YOU MET
Kept with the contact
PRIVATE NOTES
Synced through your iCloud
Released
01 · iPhone + Mac
CardKeeper: Business Cards
Remember everyone you meet. Scan business cards into private, accurate contacts on iPhone and Mac, with the original card, where you met and your notes kept in your own iCloud.
Review every detail
Uncertain fields are highlighted, international numbers are handled carefully, and nothing is saved without your review.
Private by design
No CardKeeper account, no advertising and no tracking. Your contacts stay on your devices and in your private iCloud.
Released · 02
GeoSidecar
A professional location companion for photographers. Record GPS on iPhone, synchronize privately through iCloud, match Hasselblad RAW photographs on Mac, and apply confirmed locations directly to photographs already imported into Lightroom Classic.
Travel for a day—or a trip
Record a Photo Day or a multi-day Photo Trip, with pause and resume, GPS-health checks, and automatic local-midnight rollover.
Synchronize privately
Completed tracks move between your iPhone and Mac through your private iCloud account.
Update Lightroom safely
Calibrate the camera clock, review match confidence, and apply GPS directly to the Lightroom Classic catalog with confirmation of completed updates.
Private release · 03
TeeTime Companion
A private iPhone companion for authorized club members. See every reservation, follow booking activity, receive timely alerts, and keep confirmed tee times synchronized with Apple Calendar.
One complete schedule
See reservations you made and tee times where another member added you, all in one clear view.
Alerts with context
Follow booking progress and confirmed results without repeatedly checking the reservation system yourself.
Guided, secure setup
Pair a new iPhone with a one-time QR code, verify notifications and Calendar access, and connect through encrypted requests.
In development
Two new companions. One clear standard.
Powerful Apple-platform tools should feel calm, direct, and personal. LoopWise and AV Companion are being built around that idea.
Golf intelligence · In development
LoopWise
Your game, your course, your way. Editable course maps, live yardages, today’s pins, match play, GHIN preparation, equipment, practice, and coaching in one golf companion.
Explore LoopWise Connected home · In developmentAV Companion
A multi-home, multi-room remote that coordinates entertainment, sound and lighting—then presents the right controls for Apple TV, Sonos, DIRECTV and each configured room.
Explore AV CompanionThe company
Small software. Serious attention.
Summa Cruxis LLC is an independent software company focused on thoughtfully designed tools for Apple platforms.
Questions? support@summacruxis.com