diff --git a/apps/code/catalog.nl.i18n b/apps/code/catalog.nl.i18n
index 03f10f0f8..739442d0c 100644
--- a/apps/code/catalog.nl.i18n
+++ b/apps/code/catalog.nl.i18n
@@ -42,7 +42,7 @@ PythonFillRect = "Vul een rechthoek bij pixel (x,y)"
 PythonFloat = "Zet x om in een float"
 PythonFloor = "Vloer"
 PythonFmod = "a modulo b"
-PythonFrExp = "Mantisse en exponent van x"
+PythonFrExp = "Mantisse en exponent van x: (m,e)"
 PythonGamma = "Gammafunctie"
 PythonGetPixel = "Geef pixel (x,y) kleur (rgb)"
 PythonGetrandbits = "Integer met k willekeurige bits"
diff --git a/apps/graph/base.nl.i18n b/apps/graph/base.nl.i18n
index c65a3370e..a1b24f965 100644
--- a/apps/graph/base.nl.i18n
+++ b/apps/graph/base.nl.i18n
@@ -1,33 +1,33 @@
-FunctionApp = "Functions"
-FunctionAppCapital = "FUNCTIONS"
-FunctionTab = "Functions"
-AddFunction = "Add function"
-DeleteFunction = "Delete function"
-CurveType = "Curve type"
-CartesianType = "Cartesian "
-PolarType = "Polar "
-ParametricType = "Parametric "
+FunctionApp = "Functies"
+FunctionAppCapital = "FUNCTIES"
+FunctionTab = "Functies"
+AddFunction = "Functie toevoegen"
+DeleteFunction = "Functie verwijderen"
+CurveType = "Kromme type"
+CartesianType = "Cartesiaans "
+PolarType = "Polair "
+ParametricType = "Parametrisch "
 IntervalT = "t interval"
 IntervalTheta = "θ interval"
 IntervalX = "x interval"
-FunctionDomain = "Plot range"
-FunctionColor = "Function color"
-NoFunction = "No function"
-NoActivatedFunction = "No function is turned on"
-PlotOptions = "Plot options"
-Compute = "Calculate"
-Zeros = "Zeros"
-Tangent = "Tangent"
-Intersection = "Intersection"
-Preimage = "Inverse image"
-SelectLowerBound = "Select lower bound"
-SelectUpperBound = "Select upper bound"
-NoMaximumFound = "No maximum found"
-NoMinimumFound = "No minimum found"
-NoZeroFound = "No zero found"
-NoIntersectionFound = "No intersection found"
-NoPreimageFound = "No inverse image found"
-DerivativeFunctionColumn = "Derivative function column"
-HideDerivativeColumn = "Hide the derivative function"
-AllowedCharactersAZaz09 = "Allowed characters: A-Z, a-z, 0-9, _"
-ReservedName = "Reserved name"
+FunctionDomain = "Plotbereik"
+FunctionColor = "Functiekleur"
+NoFunction = "Geen functie"
+NoActivatedFunction = "Geen functie is ingeschakelt"
+PlotOptions = "Plot opties"
+Compute = "Bereken"
+Zeros = "Nulpunten"
+Tangent = "Tangens"
+Intersection = "Snijpunt"
+Preimage = "Inverse beeld"
+SelectLowerBound = "Selecteer ondergrens"
+SelectUpperBound = "Selecteer bovengrens"
+NoMaximumFound = "Geen maximum gevonden"
+NoMinimumFound = "Geen minimum gevonden"
+NoZeroFound = "Geen nulpunt gevonden"
+NoIntersectionFound = "Geen snijpunt gevonden"
+NoPreimageFound = "Geen inverse beeld gevonden"
+DerivativeFunctionColumn = "Afgeleide functie kolom"
+HideDerivativeColumn = "Verberg de afgeleide functie"
+AllowedCharactersAZaz09 = "Toegestane tekens: A-Z, a-z, 0-9, _"
+ReservedName = "Voorbehouden naam"
diff --git a/apps/home/base.nl.i18n b/apps/home/base.nl.i18n
index 158fa3bda..94900c4b1 100644
--- a/apps/home/base.nl.i18n
+++ b/apps/home/base.nl.i18n
@@ -1,4 +1,4 @@
-Apps = "Applications"
-AppsCapital = "APPLICATIONS"
-ForbidenAppInExamMode1 = "This application is"
-ForbidenAppInExamMode2 = "forbidden in exam mode"
+Apps = "Applicaties"
+AppsCapital = "APPLICATIES"
+ForbidenAppInExamMode1 = "Deze applicatie is"
+ForbidenAppInExamMode2 = "uitgesloten in examenstand"
diff --git a/apps/on_boarding/base.nl.i18n b/apps/on_boarding/base.nl.i18n
index b923a3291..ebd089a7d 100644
--- a/apps/on_boarding/base.nl.i18n
+++ b/apps/on_boarding/base.nl.i18n
@@ -1,13 +1,13 @@
-UpdateAvailable = "UPDATE AVAILABLE"
-UpdateMessage1 = "There are important upgrades"
-UpdateMessage2 = "for your calculator."
-UpdateMessage3 = "Browse our page from your computer"
+UpdateAvailable = "UPDATE BESCHIKBAAR"
+UpdateMessage1 = "Er zijn belangrijke updates"
+UpdateMessage2 = "voor je rekenmachine."
+UpdateMessage3 = "Ga vanaf je computer naar onze pagina"
 UpdateMessage4 = "www.numworks.com/update"
-BetaVersion = "BETA VERSION"
+BetaVersion = "BÈTAVERSIE"
 BetaVersionMessage1 = ""
-BetaVersionMessage2 = "Your device runs a beta software."
-BetaVersionMessage3 = "You might run into bugs or glitches."
+BetaVersionMessage2 = "Je apparaat draait op een bèta-software."
+BetaVersionMessage3 = "Je komt mogelijk bugs of glitches tegen."
 BetaVersionMessage4 = ""
-BetaVersionMessage5 = "Please send any feedback to"
-BetaVersionMessage6 = "contact@numworks.com"
-Skip = "Skip"
+BetaVersionMessage5 = "Eventuele feedback kun je sturen naar"
+BetaVersionMessage6 = "contact@numworks.nl"
+Skip = "Verdergaan"
diff --git a/apps/probability/base.nl.i18n b/apps/probability/base.nl.i18n
index c05cf05bb..07ace7455 100644
--- a/apps/probability/base.nl.i18n
+++ b/apps/probability/base.nl.i18n
@@ -1,27 +1,27 @@
-ProbaApp = "Probability"
-ProbaAppCapital = "PROBABILITY"
-ChooseDistribution = "Choose the distribution"
-Binomial = "Binomial"
-Geometric = "Geometric"
+ProbaApp = "Kansrekenen"
+ProbaAppCapital = "KANSREKENEN"
+ChooseDistribution = "Kies de kansverdeling"
+Binomial = "Binomiaal"
+Geometric = "Geometrisch"
 Uniforme = "Uniform"
-Normal = "Normal"
-ChiSquared = "Chi-squared"
-UniformDistribution = "Uniform distribution"
-ExponentialDistribution = "Exponential distribution"
-GeometricDistribution = "Geometric distribution"
-PoissonDistribution = "Poisson distribution"
-ChiSquaredDistribution = "Chi-squared distribution"
-StudentDistribution = "Student's distribution"
-FisherDistribution = "F distribution"
-ChooseParameters = "Choose parameters"
-RepetitionNumber = "n: Number of trials"
-SuccessProbability = "p: Success probability"
+Normal = "Normaal"
+ChiSquared = "Chi-kwadraat"
+UniformDistribution = "Uniforme verdeling"
+ExponentialDistribution = "Exponentiële verdeling"
+GeometricDistribution = "Geometrische verdeling"
+PoissonDistribution = "Poissonverdeling"
+ChiSquaredDistribution = "Chi-kwadraatverdeling"
+StudentDistribution = "Studentverdeling"
+FisherDistribution = "F-verdeling"
+ChooseParameters = "Bepaal de parameters"
+RepetitionNumber = "n: Aantal proeven"
+SuccessProbability = "p: Kans op succes"
 IntervalDefinition = "[a,b]: Interval"
-LambdaExponentialDefinition = "λ: Rate parameter"
-MeanDefinition = "μ: Mean"
-DeviationDefinition = "σ: Standard deviation"
+LambdaExponentialDefinition = "λ: Snelheidsparameter"
+MeanDefinition = "μ: Gemiddelde"
+DeviationDefinition = "σ: Standaardafwijking"
 LambdaPoissonDefinition = "λ: Parameter"
-DegreesOfFreedomDefinition = "k: Degrees of freedom"
-D1FisherDefinition = "d1: Degrees of freedom of the numerator"
-D2FisherDefinition = "d2: Degrees of freedom of the denominator"
-ComputeProbability = "Calculate probabilities"
+DegreesOfFreedomDefinition = "k: Vrijheidsgraden"
+D1FisherDefinition = "d1: Vrijheidsgraden in de teller"
+D2FisherDefinition = "d2: Vrijheidsgraden in de noemer"
+ComputeProbability = "Bereken kansen"
diff --git a/apps/regression/base.nl.i18n b/apps/regression/base.nl.i18n
index fc6f307f2..f5411a0a0 100644
--- a/apps/regression/base.nl.i18n
+++ b/apps/regression/base.nl.i18n
@@ -1,21 +1,21 @@
-RegressionApp = "Regression"
-RegressionAppCapital = "REGRESSION"
-Regression = "Regression"
+RegressionApp = "Regressie"
+RegressionAppCapital = "REGRESSIE"
+Regression = "Regressie"
 Reg = "reg"
-MeanDot = "mean"
-RegressionCurve = "Regression curve"
-XPrediction = "Prediction given X"
-YPrediction = "Prediction given Y"
-ValueNotReachedByRegression = "Value not reached in this window"
-NumberOfDots = "Number of points"
-Covariance = "Covariance"
-Linear = "Linear"
+MeanDot = "gemiddelde"
+RegressionCurve = "Regressielijn"
+XPrediction = "Voorspelling gegeven X"
+YPrediction = "Voorspelling gegeven Y"
+ValueNotReachedByRegression = "Waarde niet gevonden in dit venster"
+NumberOfDots = "Aantal punten"
+Covariance = "Covariantie"
+Linear = "Lineair"
 Proportional = "Proportioneel"
-Quadratic = "Quadratic"
-Cubic = "Cubic"
+Quadratic = "Kwadratisch"
+Cubic = "Kubiek"
 Quartic = "Quartic"
-Logarithmic = "Logarithmic"
-Power = "Power"
-Trigonometrical = "Trigonometric"
-Logistic = "Logistic"
-DataNotSuitableForRegression = " Data not suitable for this regression model"
+Logarithmic = "Logaritmisch"
+Power = "Macht"
+Trigonometrical = "Trigonometrisch"
+Logistic = "Logistiek"
+DataNotSuitableForRegression = " Data niet geschikt voor dit regressiemodel"
diff --git a/apps/sequence/base.nl.i18n b/apps/sequence/base.nl.i18n
index e9917698c..f1a8c74e1 100644
--- a/apps/sequence/base.nl.i18n
+++ b/apps/sequence/base.nl.i18n
@@ -1,22 +1,22 @@
-SequenceApp = "Sequences"
-SequenceAppCapital = "SEQUENCES"
-SequenceTab = "Sequences"
-AddSequence = "Add sequence"
-ChooseSequenceType = "Choose sequence type"
-SequenceType = "Sequence type"
-Explicit = "Explicit expression"
-SingleRecurrence = "Recursive first order"
-DoubleRecurrence = "Recursive second order"
-SequenceOptions = "Sequence options"
-SequenceColor = "Sequence color"
-DeleteSequence = "Delete sequence"
-NoSequence = "No sequence"
-NoActivatedSequence = "No sequence is turned on"
-NStart = "N start"
-NEnd = "N end"
-TermSum = "Sum of terms"
-SelectFirstTerm = "Select First Term "
-SelectLastTerm = "Select last term "
-ValueNotReachedBySequence = "Value not reached by sequence"
-NColumn = "n column"
-FirstTermIndex = "First term index"
+SequenceApp = "Rijen"
+SequenceAppCapital = "RIJEN"
+SequenceTab = "Rijen"
+AddSequence = "Rij toevoegen"
+ChooseSequenceType = "Kies type rij"
+SequenceType = "Rij-type"
+Explicit = "Expliciete uitdrukking"
+SingleRecurrence = "Recursief eerste orde"
+DoubleRecurrence = "Recursief tweede orde"
+SequenceOptions = "Rij-opties"
+SequenceColor = "Rij-kleur"
+DeleteSequence = "Rij verwijderen"
+NoSequence = "Geen rij gegeven"
+NoActivatedSequence = "Geen rij is ingeschakelt"
+NStart = "N begin"
+NEnd = "N einde"
+TermSum = "Som van termen"
+SelectFirstTerm = "Selecteer eerste term "
+SelectLastTerm = "Selecteer laatste term "
+ValueNotReachedBySequence = "Waarde niet bereikt door de rij"
+NColumn = "n-kolom"
+FirstTermIndex = "Eerste termindex"