Formulas & References

Chemistry References

Also see: Learning apps fo Chemistry

Periodic Table

2025-03-03

Elementary: Periodic Table (5@99) 0 $Contains no trackers known to us \o/$ LastUpdate: 2020-07-16 Github
Periodensystem 2025 - Chemie (4.9@421,261) Ǥ 10 2
Periodic Table - Atomic (4.8@67) Ǥ 4 1 Github
Periodic Table 2025. Chemistry (4.7@84,933) Ǥ 6 $Contains no trackers known to us \o/$
Merck PTE (4.6@11,113) 4 1 / EMD PTE (4.6@286) 4 1
Elements & Periodic Table Quiz (4.6@8,717) Ǥ 4 1
Periodic Table Quiz (4.5@14,946) Ǥ 4 2 LastUpdate: 2019-12-03
Atom - Periodic Table & Tests (4.5@919) 3 $Contains no trackers known to us \o/$
Periodic Table (4.5@882) 0 $Contains no trackers known to us \o/$
Periodic Table (4.5@311) 0 $Contains no trackers known to us \o/$ LastUpdate: 2014-11-15 Github
Elements - Periodic Table (4.4@1,038) 2 1 LastUpdate: 2016-07-11
Periodic Table (4.3@4,485) 5 2 LastUpdate: 2021-06-01
Elements [Periodic Table] (4.3@80) 4 2 LastUpdate: 2021-05-16
Easy Periodic Table (4.3@60) Ǥ 7 2
The Periodic table (4.1@829) Ǥ 8 2 LastUpdate: 2022-12-14
Periodic Table (4@27,482) 3 3 LastUpdate: 2014-07-19
Periodic Table (3.3@298) 3 3 LastUpdate: 2018-12-09
PeriodicTable (2@955) Ǥ 5 2

Other Chemistry References

2025-03-03

Isotope Browser (4.6@990) 0 $Contains no trackers known to us \o/$ Github; Nuclear data + decay radiation with search engine, nuclide chart, periodic table
Chemistry Dictionary Offline (4.5@1,893) Ǥ 6 2 LastUpdate: 2022-04-04
Chemical Suite, chemistry app (4.5@1,630) 3 2
QuickChem: Chemistry Calc (4.5@1,394) 4 8
Chemistry Dictionary. Glossary (4.4@655) Ǥ 11 20
Chemistry (4.3@32,786) 5 7
Chemistry Formula (4.3@2,394) Ǥ 8 2
Amino Acid Guide (4.3@10) 0 $Contains no trackers known to us \o/$ LastUpdate: 2020-07-10
Chemistry Dictionary (4.2@538) 2 1 LastUpdate: 2017-06-29
Complete Chemistry App (4.1@3,607) 2 $Contains no trackers known to us \o/$ LastUpdate: 2015-07-03
Chemistry Cheat Sheet (4.1@73) Ǥ 6 2
Learn Chemistry via Videos (3.9@191) Ǥ 9 7 LastUpdate: 2020-03-09
Catalytic Reaction Guide (3.8@1,053) Ǥ 12 3 LastUpdate: 2020-01-17
Amino Acids (3.8@290) 2 2 LastUpdate: 2016-10-26
Chemik - Learning Chemistry, solving your homework (3.6@2,792) 3 5 LastUpdate: 2018-02-27

Mathematical References

2025-03-03

Also see: Maths Helpers

Algebra Reference (5@116) 2 1 LastUpdate: 2020-03-02
Cymath - Math Problem Solver (4.6@83,521) Ǥ 8 3
Calculator N+ - Math Solver (4.6@12,885) Ǥ 8 2
1300 Maths Formulas (4.6@1,716) 2 1 LastUpdate: 2021-04-22
Math Wiki - Learn Math (4.6@534) Ǥ 11 2
Formulas Lite (4.4@5,740) 4 1 LastUpdate: 2014-03-15
Math Formulas (4.4@1,709) Ǥ 6 2
Math Expert (4.3@13,276) 0 $Contains no trackers known to us \o/$ / Math Expert Pro (4.6@60; ~EUR 2.50) Ǥ 1 $Contains no trackers known to us \o/$
Maths Formula (4.3@20) Ǥ 7 2
Maths Formula List (4.2@1,154) Ǥ 3 3 LastUpdate: 2016-02-18
1300 Math Formulas: All in One (4.1@10,751) 1 $Contains no trackers known to us \o/$ LastUpdate: 2021-11-22
Maths Formulas Lite (4@50,047) Ǥ 16 1 / Maths Formulas (4.4@400; ~EUR 2.50) Ǥ 9 3
Trigonometry Mathematics (3.9@1,103) Ǥ 6 1 LastUpdate: 2023-06-09 / Geometry Mathematics (3@795) 4 1 LastUpdate: 2023-08-26 / Probability Mathematics (4.1@409) 2 $Contains no trackers known to us \o/$ LastUpdate: 2023-08-26
Mathematics (3.8@47,811) 4 $Contains no trackers known to us \o/$ LastUpdate: 2019-11-21
Math Formulas - Offline (3.8@12,287) Ǥ 7 4
Algebra Calculator (3.8@168) Ǥ 4 2 LastUpdate: 2020-10-04
All Math Formulas (3.7@13,692) Ǥ 6 2
Math Solver (3.6@3,471) 2 1 LastUpdate: 2018-08-08
Mathematics Formula Collection (0@0) Ǥ 9 8 LastUpdate: 2023-08-14

Physics References

2025-03-03

Also see: Physics helpers

Physics Formula (5@6,287) Ǥ 11 2
Particles (4.6@69) Ǥ 4 2 LastUpdate: 2018-01-26
PhyWiz Notes (4.5@1,480) Ǥ 6 4 LastUpdate: 2020-02-14 / PhyWiz Notes (UNLOCKED) (5@153; ~EUR 2.00) Ǥ 6 3 LastUpdate: 2020-08-23
Physics Equations (4.5@523) Ǥ 6 2
Physics Notes (4.4@6,426) Ǥ 7 2
Physics: The Standard Model (4.4@1,319) 0 $Contains no trackers known to us \o/$ LastUpdate: 2016-04-24
Basic Physics (4.4@956) 2 1 LastUpdate: 2013-08-08
Physics Formulas 2017 (4.4@152) 2 1 LastUpdate: 2017-08-01
Physics Formulas Lite (4.3@15,457) Ǥ 16 1 / Physics Formulas (4.4@119; ~EUR 2.00) Ǥ 9 2
Pocket Physics (4.2@19,627) Ǥ 5 4 LastUpdate: 2017-12-16
Physics Dictionary (Basics) (4.2@321) 2 $Contains no trackers known to us \o/$ LastUpdate: 2016-07-05
Physics Formula (4.2@25) 4 1 LastUpdate: 2018-03-09
Basic Physics (4@7,184) Ǥ 5 2 LastUpdate: 2022-07-13
Physics Dictionary Offline App (4@799) Ǥ 18 3
Physics Formulas (3.9@4,787) Ǥ 5 4 LastUpdate: 2020-02-28
Physics Reference (3@279) 2 1 LastUpdate: 2020-05-20

References & Helpers for Electronics / Electrical Engineering

2025-03-03

Electrician’s Bible Lite (5@1,014) Ǥ 8 2 / Electrician’s Bible (4.8@1,636; ~EUR 2.75) Ǥ 5 1 / ELECTRICIAN’S EXAM PREP (4.5@53; ~EUR 4.25) Ǥ 4 1 LastUpdate: 2017-04-08
Electrical Calculations (4.7@45,732) Ǥ 8 5
Electrical Calculations (4.7@3,890) 3 1
Electrodoc - electronics tools (4.6@176,742) Ǥ 4 4 / Electrodoc Pro (4.7@25,570; ~EUR 5.00) Ǥ 6 2
Calcutronic (4.6@7,901) Ǥ 6 3 / Calcutronic PRO (4.8@1,171; ~EUR 5.50) 0 1 LastUpdate: 2022-07-12
Droid Circuit Calc (4.5@2,028) 7 $Contains no trackers known to us \o/$ / Droid Circuit Calc Pro (4.4@128; ~EUR 1.00) 3 $Contains no trackers known to us \o/$
RF & Microwave Toolbox lite (4.4@461) Ǥ 5 3 / RF & Microwave Toolbox (5@227; ~EUR 14.00) Ǥ 7 1
ElectroCalc (4.4@437) Ǥ 4 3 LastUpdate: 2018-09-20 / ElectroCalc PRO (4.5@647; ~EUR 1.25) 0 $Contains no trackers known to us \o/$ LastUpdate: 2019-10-05
All Charts (Beta) (4.4@68) 0 $Contains no trackers known to us \o/$ LastUpdate: 2017-07-04
Mobile electrician (4.3@13,170) 7 2 / Mobile Electrician Pro (4.5@644; ~EUR 5.50) 5 $Contains no trackers known to us \o/$
Electronics Toolbox (4.3@4,685) Ǥ 5 $Contains no trackers known to us \o/$
EveryCircuit (4.2@56,731) Ǥ 8 1
Electronics Toolkit (4.1@11,797) Ǥ 8 3
PICmicro Database (4@11,147) Ǥ 5 2 / ATmicro Database (4.3@5,442) Ǥ 9 2
Radio components calculator (4@1,082) Ǥ 6 6
Circuit Playground (4@44; ~EUR 3.00) 2 $Contains no trackers known to us \o/$ LastUpdate: 2023-03-17
PICmicro Calculator (3.8@518) Ǥ 1 $Contains no trackers known to us \o/$ LastUpdate: 2019-07-06
Droid Tesla Circuit Simulator (3.6@5,115) Ǥ 9 3 / Droid Tesla Pro (3.8@679; ~EUR 3.25) Ǥ 6 2
E & E Engineering. Free. (3@92) Ǥ 4 3 LastUpdate: 2018-08-15 / E & E Engineering (4.9@13; ~EUR 0.75) Ǥ 4 $Contains no trackers known to us \o/$ LastUpdate: 2018-08-15

References & Helper for Engineering

2025-03-03

Design of Steel Structure (5@686) Ǥ 4 4 LastUpdate: 2021-01-31
JWDTools (Engineering Tools) (5@479) 4 $Contains no trackers known to us \o/$
Steel Table (5@317) Ǥ 5 2 LastUpdate: 2020-03-09
Engineering Tools : Mechanical (4.7@1,252; ~EUR 0.75) Ǥ 10 1
Hydraulic System Calculator (4.7@632) Ǥ 9 $Contains no trackers known to us \o/$
Construction Master Pro Calc (4.6@5,717) Ǥ 13 3 / Construction Master 5 Calc (4.6@2,208) Ǥ 8 2
Pipedata (4.6@3,618) 1 $Contains no trackers known to us \o/$ / Pipedata-Plus (4.7@152; ~EUR 15.00) 1 $Contains no trackers known to us \o/$
Cylinder Calculator (4.6@192) 0 $Contains no trackers known to us \o/$ LastUpdate: 2023-08-28
Piping Engineering (4.5@161) Ǥ 5 3 LastUpdate: 2020-05-20
Material Estimator Calculator (4.3@385) Ǥ 13 3
Steel sections (4.3@325) 0 $Contains no trackers known to us \o/$
ANSI / AISC 360 (4.3@77) 0 $Contains no trackers known to us \o/$ LastUpdate: 2020-07-24
Quality Control Engineering (4.2@537) Ǥ 4 7 LastUpdate: 2019-11-25
Beam calculator (4.2@400) 1 $Contains no trackers known to us \o/$
DigiFlange (4.1@124) 0 $Contains no trackers known to us \o/$ LastUpdate: 2022-07-17
Piping Engineering (4@1,036) Ǥ 10 5
Sections (4@319) 4 3 LastUpdate: 2020-05-20 / Sections (1@49; ~EUR 3.50) 4 1 LastUpdate: 2020-02-01
Hydraulic Calculations Plus Hydraulic cylinder + (3.7@50) Ǥ 3 $Contains no trackers known to us \o/$ LastUpdate: 2023-06-09
Eurocode Steel Sections (2.9@7) Ǥ 4 2 LastUpdate: 2020-08-07
Engineering mathematics (1@993) Ǥ 12 4 LastUpdate: 2019-10-29
Mechanical Engineering Calc (1@38) Ǥ 6 2 LastUpdate: 2023-08-07

Multidisciplinary References & Helper

2025-03-03

RealCalc Scientific Calculator (4.7@188,764) 1 $Contains no trackers known to us \o/$ / RealCalc Plus (4.8@15,851; ~EUR 4.25) Ǥ 4 $Contains no trackers known to us \o/$
WolframAlpha Classic (4.4@41,222; ~EUR 3.00) Ǥ 7 $Contains no trackers known to us \o/$ Wikipedia; Maths, Statistics, Physics, Chemistry, Astronomy, Geography, History, Engineering, …
Formula Deck (4.3@14,982) 4 1 LastUpdate: 2014-12-07 Physics, Chemistry and Mathematics
Scientific Calculator (4.3@8,405) 5 3 LastUpdate: 2014-06-11
All Formulas - Math, Physics & Chemistry (4.2@7,324) 4 2 maths, physics and chemistry
Calculator (4.1@29,807) Ǥ 5 $Contains no trackers known to us \o/$ LastUpdate: 2023-06-09 Github; calculator with graphs and more
Graph 89 Free (4.1@5,198) 3 $Contains no trackers known to us \o/$ LastUpdate: 2016-12-10 / Graph 89 - (with TI84 support) (4.7@872) 4 $Contains no trackers known to us \o/$ LastUpdate: 2014-07-20 Emulator for the TI-89 graphing calculator

Further Readings:

Category References and Translations
Category Video Tutorials
Category Various learning apps for school and study
Software advice: Construction apps (search and filter)
Best & Free Biology Apps (Android) For Students & Teachers (4/2019)

2025-03-19

IzzyOnDroid