1. Home
  2. 📊 Productivity
  3. Sigma Office
  4. vs Infinity Book
Comparison

Sigma Office vs Infinity Book

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
Sigma Office
Sigma Office
Free
📊 Productivity
No ratingsView app →
Infinity Book
Infinity Book
Free
📊 Productivity
No ratingsView app →
About

Sigma Office

Read full description

Esta aplicación abre sus puertas para administrar su oficina totalmente automatizada, desde la seguridad y la vigilancia en vivo las 24/7, hasta la automatización del clima y dispositivos eléctricos que le dan a la oficina el confort que caracteriza a las unidades del Edificio Sigma Office.

About

Infinity Book

Read full description

Lleva tus apuntes al siguiente nivel, combinando nuestros cuadernos reutilizables con la tecnología de nuestra aplicación, permitiéndote escanear tus escritos con la cámara de tu móvil. Con una interfaz intuitiva, puedes configurar destinos integrados con servicios de almacenamiento en la nube como Google Drive, OneDrive, iCloud, y otros. Una vez escaneados, los archivos se pueden guardar o enviar en varios formatos como JPEG, PDF, Word y Excel. La avanzada tecnología OCR (Reconocimiento Óptico de Caracteres) permite extraer texto de las imágenes, facilitando la búsqueda de documentos por su contenido.

Screenshots

Sigma Office4 screens
Infinity Book4 screens

Verdict

The call

The clearest difference is iOS requirement: Sigma Office at 12.4 against Infinity Book's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 8, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 5 level
Sigma Office versus Infinity Book: the parameters behind the verdict, then further details
ParameterSigma OfficeInfinity Book
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.4 — better14.0
Further details — not scored
Size81 MB144 MB
Age rating4+4+
DeveloperJoaquin GuevaraElfinbook SRL

In-app purchases

None

Sigma Office

No in-app purchases

None

Infinity Book

No in-app purchases

Questions

Is Sigma Office free?
Sigma Office is free to download, with no in-app purchases.
Is Infinity Book free?
Infinity Book is free to download, with no in-app purchases.
Do Sigma Office or Infinity Book have ads?
Neither Sigma Office nor Infinity Book shows ads.
Which is updated more often, Sigma Office or Infinity Book?
Sigma Office ships an update every 3 weeks, and Infinity Book every 3 weeks. Most recently, Sigma Office was updated on September 8, 2026 and Infinity Book on September 23, 2026.

Other comparisons

Sigma OfficeKitePropSigma Office vs KitePropCompare →Sigma OfficeFast NotesSigma Office vs Fast NotesCompare →Sigma OfficeDay PlannerSigma Office vs Day PlannerCompare →Sigma OfficeOfficeTime Work & Time TrackerSigma Office vs OfficeTime Work & Time TrackerCompare →