Comparison

Sketch vs Thetis Tools

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

Head to head
About

Sketch

This app allows users to draw and sketch on their devices with a wide range of color options and brush customization. It offers a minimalist interface and supports transparency for more detailed creations. Compatible with iPhone, iPad, and Mac.

Highlights
  • Minimalist interface
  • 16 million+ colors with RGB selection
  • Adjustable brush thickness
  • Color transparency
  • Cross-device compatibility (iPhone, iPad, Mac)
Features
Read full description

Sketch Notes is a simple application that allows you to draw on the device. Several functions available : - Look minimal - Choose more than 16 million colors with RGB selection - Choose the thickness of the brush - Added the color transparency - Compatible with iPhone, iPad and Mac

About

Thetis Tools

Features
Read full description

Applicazione Ufficiale per la piattaforma di asta live Thetis Tramite questa applicazione i clienti thetis possono trasmettere in diretta live il video della propria sessione d'asta all'applicativo asta live Thetis

Screenshots

Sketch4 screens
Thetis Tools3 screens

Verdict

The call

The clearest difference is iOS requirement: Thetis Tools at 14.0 against Sketch's 26.0. 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

Sketch ships an update every 4 months, Thetis Tools every 7 months. The most recent releases landed on November 6, 2026 and October 26, 2026 respectively.

Scorecard1 real difference · 9 level
Sketch versus Thetis Tools: the parameters behind the verdict, then further details
ParameterSketchThetis Tools
PriceFreeFree
Rating1.6 (7 ratings) — better—
Positive reviews25.0% of reviews—
Number of ratings7 — better—
Update frequencyEvery 4 months — betterEvery 7 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.014.0 — better
Further details — not scored
Size15 MB50 MB
Age rating4+4+
DeveloperFrancesco AbbondoThetis srl

In-app purchases

None

Sketch

No in-app purchases

None

Thetis Tools

No in-app purchases

Questions

Is Sketch free?
Sketch is free to download, with no in-app purchases.
Is Thetis Tools free?
Thetis Tools is free to download, with no in-app purchases.
Do Sketch or Thetis Tools have ads?
Neither Sketch nor Thetis Tools shows ads.
Which is updated more often, Sketch or Thetis Tools?
Sketch ships an update every 4 months, and Thetis Tools every 7 months. Most recently, Sketch was updated on November 6, 2026 and Thetis Tools on October 26, 2026.

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