← Engineering Calc
Public release notes
Engineering Calc Changelog
A public, store-safe record of Engineering Calc changes by release date.
This page summarizes user-facing and compliance-relevant updates without
commit ids, branch names, internal account details, or sensitive
implementation notes.
Android package: com.gigante.engineeringcalc
Developer listing: GI Gante
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- Restored Play Billing product loading in release builds so EngiCalc Pro offers are requested from Google Play.
- Kept release builds explicitly configured for Google Play purchases while preserving test-only billing disable hooks.
- Updated the public app page and app catalog with the current Basic, Engineering, Programmer, RPN, Matrix, Vector, Complex, graph, formula, unit conversion, export, and backup workflows.
- Updated the privacy policy for current local history, projects, custom formulas, custom units, exports, encrypted local backup/restore, and optional EngiCalc Pro purchases.
- Clarified that the current Android build has no developer account system, ads, analytics, cloud sync, or developer backend for normal calculator use.
- Updated visible app versioning to 0.1.1 while keeping the Android build number above the Play internal 101021 build.
- Aligned release numbering so existing internal testers can upgrade to the next build instead of receiving a lower versionCode.
- Prevented the Pro page from opening a broken Google Play Billing sheet when Play products are not fully verified for review.
- Updated the public app description for the current offline all-in-one Engineering Calc workflow.
- Aligned the privacy policy with local history, local projects, local backup/restore, exports, and optional EngiCalc Pro purchases.
- Clarified that the current Android build has no developer cloud sync, account system, ads, analytics, or developer backend for normal calculator use.
- Added the EngiCalc Pro purchase flow for Google Play monthly, yearly, and lifetime products.
- Kept the core calculator available without a purchase while Pro unlocks unlimited local history, unlimited projects, custom formulas, exports, backups, themes, templates, and future formula packs.
- Updated the public app page, app catalog, and privacy policy to describe the current Google Play Billing behavior.
- Documented the exact Play product identifiers used by the Android build.
- Updated the public app icon and Android adaptive icon assets so the launcher mark stays inside phone and tablet masks.
- Added fresh Google Play phone, 7-inch tablet, and 10-inch tablet screenshots from the current Android UI.
- Replaced the public feature graphic with a cleaner Engineering Calc visual for store and landing previews.
- Updated the landing page and privacy policy for the offline local Android build.
- Prepared automatic GitLab CI/CD for signed Google Play internal testing uploads.
- Added public changelog publishing through Cloudflare KV after successful Play releases.
- Kept Play release notes short and public-safe while preserving detailed release history here.
- Added release artifacts for app bundles, APKs, mapping files, and native debug symbols.
- Improved expression parsing, trigonometry validation, and physical input checks.
- Expanded unit, widget, and emulator checks for calculator, tools, graphs, formulas, projects, and settings.
- Improved invalid input handling so engineering tools do not silently convert bad input to zero.
- Updated formula references and responsive layouts for smaller and wider Android screens.
- Prepared the public Engineering Calc app page, privacy policy, and Google Play listing materials.
- Added offline calculator, graphing, conversion, formula, project, and engineering tool workflows.
- Updated localization for the supported neighboring app languages.
- Documented local settings, local history, projects, privacy behavior, and local workflow limits.
For installation and support, use the current Google Play listing
and the Engineering Calc support contact shown there.