Battery Book

Battery Book helps battery shops keep a tidy record of every sale and its warranty. It works completely offline and needs no account or internet connection — open the app and start recording straight away. Log each sale with the customer, brand, model, battery type, price and warranty period. Battery Book works out the warranty expiry for you and groups your sales into Active, Expiring soon and Expired — so you always know which warranties are about to run out. It also builds a customer list from your sales and a simple reports view of revenue and best-selling brands. WHAT YOU CAN DO - Record battery sales with customer, brand, price and warranty. - See the warranty expiry calculated automatically for each sale. - Track warranties grouped by Active, Expiring soon and Expired. - Browse customers built from your sales, with totals and history. - Review units sold, revenue, top brands, a monthly chart and a sales calendar. - Delete all your data anytime from Settings. PRIVACY FIRST - No account or sign-up. - No internet connection required. - No ads, no analytics, no tracking. - All data stays on your device. Battery Book keeps sales and warranty records simple and focused — ideal for a small battery dealer.