Comparison

TransVision vs Krun

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

Head to head

TransVision

Hyperallergenic Vision

Spin into visual illusions

Free

🎬 Entertainment

★ 3.02 ratingsView app →

About

TransVision

Features

Read full description

Human perception has long been influenced by technological breakthroughs. An intimate mediation of technology lies in between our direct perceptions. By simulating our Hyperallergenic perceptual machine, this project defamiliarizes and questions the habitual ways in which we interpret, operate, and understand the visual world intervened by digital media.

About

Krun

Engage with a digital pinwheel that creates captivating optical illusions as it spins and slows. Customize shapes, colors, and speed for a unique visual experience. It's a simple yet mesmerizing tool for all ages.

Highlights

Swipe-to-spin pinwheels
Illusions appear as rotation slows
Shape, color, and speed customization
Unlock all content
Remove ads

Features

Read full description

Spin a pinwheel and watch hidden shapes appear while it's moving. Swipe to spin, then enjoy optical illusions as the speed changes. Simple and intuitive for kids and adults. • Swipe-to-spin pinwheels • Illusions that appear as rotation slows • Shape, color, and speed customization • Premium: unlock all and remove ads

Screenshots

TransVision1 screens

Krun4 screens

Verdict

The call

The clearest difference is in-app purchases: TransVision at none against Krun's 1. TransVision also leads on ads (none vs shown). Krun's advantage is update cadence (every 3 days vs every 3 months) and iOS requirement (16.6 vs 27.0). On price and device support 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. Krun sells 1 one-off in-app purchase. TransVision asks for nothing beyond the download.

UpkeepUpdate frequency

TransVision ships an update every 3 months, Krun every 3 days. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 5 level

TransVision versus Krun: the parameters behind the verdict, then further details
Parameter	TransVision	Krun
Price	Free	Free
Rating	—	3.0 (2 ratings) — better
Number of ratings	—	2 — better
Update frequency	Every 3 months	Every 3 days — better
Ads	No — better	Yes
In-app purchases	No — better	Yes
Monetization	—	Free with in-app purchases
Devices	iPhone, iPad	iPhone, iPad, Apple Watch — better
Requires iOS	27.0	16.6 — better
Further details — not scored
Size	92 MB	6 MB
Age rating	4+	4+
Developer	Holo Interactive	Shinichiro Eto

In-app purchases

None

TransVision

No in-app purchases

1 purchases

Krun

One-time1

Premium Unlock$2.99

Questions

Is TransVision free?

TransVision is free to download, with no in-app purchases.

Is Krun free?

Krun is free to download, with in-app purchases available.

Do TransVision or Krun have ads?

Krun shows ads; TransVision does not.

Which is updated more often, TransVision or Krun?

TransVision ships an update every 3 months, and Krun every 3 days. Most recently, TransVision was updated on October 21, 2026 and Krun on October 28, 2026.