Developer

Preston Earnest

1 app in Business. Listed here since October 2026. Browse every developer.

BlackBook - Personal CRM
Preston Earnest
Added today
Remember the person. Keep your promises. BlackBook is a private personal CRM for iPhone. Keep the details that matter about clients, referral partners, friends and family, and always know who to follow up with next. START TODAY: NO ACCOUNT, NO ADS The starter plan gives you a real working black book: • Room for 25 of your most important people • Log calls, messages, meetings and coffee chats •…
Business

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Preston Earnest

BlackBook - Personal CRM