Comparison

Summon [Lab11] vs ImageSwitchPro

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

HEIC/JPG/PNG Format Convert

Free

🔧 Utilities

No ratingsView app →

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

ImageSwitchPro

Read full description

Convert image file format. Supports conversion between JPG/PNG/HEIC formats. Our advantages: Extremely fast conversion speed. Image quality lossless conversion. Batch conversion paths, more convenient to use. iPhone/iPad/macOS/visionOS available. Conversion steps: Step1: Select image file or directory or Drag the image file or directory into the App Step2: Select the format you want to convert to (default is HEIC) Step3: Click to convert After conversion, the output path can be selected. Etc: The output path for macOS is located in Pictures. If you have any questions, please contact whhema@gmail.com. Have fun.

Screenshots

Summon [Lab11]3 screens

ImageSwitchPro2 screens

Verdict

The call

The clearest difference is in-app purchases: Summon [Lab11] at none against ImageSwitchPro's 2. Summon [Lab11] also leads on ads (none vs shown) and update cadence (fortnightly vs every 6 months). 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. ImageSwitchPro sells 2 one-off in-app purchases. Summon [Lab11] asks for nothing beyond the download.

UpkeepUpdate frequency

Summon [Lab11] ships an update fortnightly, ImageSwitchPro every 6 months. The most recent releases landed on September 10, 2026 and February 27, 2026 respectively.

Scorecard4 real differences · 2 level

Summon [Lab11] versus ImageSwitchPro: the parameters behind the verdict, then further details
Parameter	Summon [Lab11]	ImageSwitchPro
Price	Free	Free
Update frequency	Fortnightly — better	Every 6 months
Ads	No — better	Yes
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod, Mac — better	iPhone, iPad, Mac
Requires iOS	11.0 — better	17.0
Further details — not scored
Size	18 MB	14 MB
Age rating	17+	4+
Developer	Thomas Zachariah	浩王

In-app purchases

None

Summon [Lab11]

No in-app purchases

2 purchases

ImageSwitchPro

One-time2

5 Additional Conversions$4.99
10 Additional Conversions$8.99

Questions

Is Summon [Lab11] free?

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

Is ImageSwitchPro free?

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

Do Summon [Lab11] or ImageSwitchPro have ads?

ImageSwitchPro shows ads; Summon [Lab11] does not.

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

Summon [Lab11] ships an update fortnightly, and ImageSwitchPro every 6 months. Most recently, Summon [Lab11] was updated on September 10, 2026 and ImageSwitchPro on February 27, 2026.