Petra vs Catalyst Art
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Petra
Read full descriptionHide full description
A warm welcome in the beautiful world of Bronze sculptures and the related gifts: Unique and personalised in our giftshop. The handmade and special bronze sculptures come to life in several art lines: The Tender Animals are created with passion by Petra Dorst. Also, her unique Stillness sculptures and the Tenderness line which also includes a special line of jewellery, especially created for you in silver or gold.
Catalyst Art
Read full descriptionHide full description
Catalyst Art is the private companion to your art collection. Access is by invitation from your gallery advisor. โข Your collection โ browse every work with full details: artist, medium, dimensions, provenance, condition, and the documents that travel with each piece. โข Presentation rooms โ step into private viewing rooms your advisor curates for you, and react to the works that move you. โข Messaging โ talk directly with your advisor, share photos, and react in the conversation. โข Stay in the loop โ get a notification the moment your advisor shares a new viewing room, adds a document, or sends a message. โข Private & secure โ your collection is visible only to you and your advisor, protected by Face ID. Catalyst Art is for existing clients of participating galleries. You'll need an invitation from your advisor to sign in.
Screenshots
Verdict
The clearest difference is iOS requirement: Petra at 11.0 against Catalyst Art's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Petra ships an update every 5 days, Catalyst Art every 9 days. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.
| Parameter | Petra | Catalyst Art |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days โ better | Every 9 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 53 MB | 15 MB |
| Age rating | 4+ | 12+ |
| Developer | EQUAL INFOTECH PRIVATE LIMITED | Kahl Wilfert |
In-app purchases
Petra
No in-app purchases
Catalyst Art
No in-app purchases
Questions
Is Petra free?
Is Catalyst Art free?
Do Petra or Catalyst Art have ads?
Which is updated more often, Petra or Catalyst Art?
Other comparisons















