Comparison

Peek vs BatLib

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

Head to head
About

Peek

Features
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Make an interactive excursion with the Peek app in your own area, and facilitate active dialogue about landscapes and surroundings. Simply choose GPS locations on the map and post questions, challenges or other information on these locations. You can then navigate to these locations via the app and take up the challenge. The results can be viewed and compared afterwards. - GPS based questions or information - Add pictures, video or audio to locations - Instant feedback - Easy navigation and orientation - Educational concept Peek is enhancing decision-making and improving estimation and mapping skills. The app stimulates active engagement and participation through a fun and interactive experience.

About

BatLib

Features
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The BatLib app plays the different ultrasonic calls of most European bats, transformed into the audible range using the heterodyne mixer method. This is particularly useful for comparing directly with the output of the BATSCANNER device to help determine the species. 1. Enter the frequency that your BATSCANNER displays to filter the species 2. Listen to the typical bat call sequences 3. Compare the sound with what you hear from your BATSCANNER 4. Sounds similar? Read additional information about the bat species, such as acoustic characteristics, size, habitat, photos, etc. Further information about our bat products: www.batscanner.ch

Screenshots

Peek4 screens
BatLib3 screens

Verdict

The call

The clearest difference is update cadence: Peek at every 6 weeks against BatLib's every 26 months. BatLib's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price, 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Peek ships an update every 6 weeks, BatLib every 26 months. The most recent releases landed on September 8, 2026 and September 29, 2026 respectively.

Scorecard3 real differences ยท 3 level
Peek versus BatLib: the parameters behind the verdict, then further details
ParameterPeekBatLib
PriceFreeFree
Update frequencyEvery 6 weeks โ€” betterEvery 26 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad, iPod โ€” better
Requires iOS18.015.0 โ€” better
Further details โ€” not scored
Size13 MB38 MB
Age rating4+4+
DeveloperPeek VOFElekon AG

In-app purchases

None

Peek

No in-app purchases

None

BatLib

No in-app purchases

Questions

Is Peek free?
Peek is free to download, with no in-app purchases.
Is BatLib free?
BatLib is free to download, with no in-app purchases.
Do Peek or BatLib have ads?
Neither Peek nor BatLib shows ads.
Which is updated more often, Peek or BatLib?
Peek ships an update every 6 weeks, and BatLib every 26 months. Most recently, Peek was updated on September 8, 2026 and BatLib on September 29, 2026.

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