Comparison

Summon [Lab11] vs Image Saliency

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

Head to head

Summon [Lab11]

Browser for the Web of Things

About

Summon [Lab11]

Read full description

Summon is a service for discovering nearby URL-associated Bluetooth devices and Bonjour/mDNS services, enabling locally-relevant browsing in the Web of Things. To learn more about setting up compatible peripheral devices or about the overall Summon project, go to http://github.com/lab11/summon.

About

Image Saliency

Features

Read full description

Detect quantify and visualize the key part of an image or where in the image people are likely to look. ※Image saliency(Objectness Based)

Screenshots

Summon [Lab11]3 screens

Image Saliency1 screens

Verdict

The call

The clearest difference is ads: Summon [Lab11] at none against Image Saliency's shown. Summon [Lab11] also leads on device support (4 vs 1) and iOS requirement (11.0 vs 17.7.2). On price, update cadence 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 fortnightly. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 3 level

Summon [Lab11] versus Image Saliency: the parameters behind the verdict, then further details
Parameter	Summon [Lab11]	Image Saliency
Price	Free	Free
Update frequency	Fortnightly	Fortnightly
Ads	No — better	Yes
In-app purchases	No	No
Devices	iPhone, iPad, iPod, Mac — better	iPhone
Requires iOS	11.0 — better	17.7.2
Further details — not scored
Size	18 MB	38 MB
Age rating	17+	4+
Developer	Thomas Zachariah	Hideaki Uchikoshi

In-app purchases

None

Summon [Lab11]

No in-app purchases

None

Image Saliency

No in-app purchases

Questions

Is Summon [Lab11] free?

Summon [Lab11] is free to download, with no in-app purchases.

Is Image Saliency free?

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

Do Summon [Lab11] or Image Saliency have ads?

Image Saliency shows ads; Summon [Lab11] does not.

Which is updated more often, Summon [Lab11] or Image Saliency?

Summon [Lab11] ships an update fortnightly, and Image Saliency fortnightly. Most recently, Summon [Lab11] was updated on October 7, 2026 and Image Saliency on October 1, 2026.