Comparison

Lens vs Alpha Linker

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

Head to head
About

Lens

This app simulates camera lens behavior, visually demonstrating depth of field and field of view. It allows photographers of all levels to explore how aperture, focal length, and distance affect focus in real-time.

Highlights
  • Real-time depth of field visualization
  • Interactive background scaling
  • Adjustable aperture, focal length, and focal distance
  • Configurable information overlays
  • Multiple sensor size options
  • Metric/imperial unit support
Features
Read full description

Lens•Lab is a virtual lens simulation tool for photographers of all skill levels. It graphically illustrates how depth of field and field of view relate to your SLR camera and lenses. Professionals will like how quick and easy it is to get depth of field calculations. Semi-pro photographers will enjoy configuring "what-if?" scenarios for various lenses. Photography beginners will find it to be a great learning tool by exploring the interplay of aperture, focal length, and focal distance in real time. Lens•Lab is more than a great depth of field calculator, it's a lens simulator that can help you explore, see, and intuitively understand how depth of field works with your camera and lenses. Lens•Lab Features: Advanced visual depiction of depth of field with real-time controls: • The background scales from 10 centimeters to 100 meters interactively • Out-of-focus areas are represented as blurred in real-time • Distance labels, angle of view, and other information updates as you touch Easily control aperture, focal length, and focal distance with sliders or touch: • Aperture (from ƒ/0.95 to ƒ/64 in continuous increments) • Focal Length (configurable from 1mm to "very large number") • Focal Distance (from 10cm to 100m) Information overlays are independently configurable: • Hyperfocal Distance • Far Depth of Field • Focal Distance • Near Depth of Field • Total Depth of Field • Vertical Angle of View • Distance Scale • Simulated Blur Sensor size is configurable for: • Full Frame (35mm) • APS-H (1.3x crop factor) • DX (1.5x crop factor) • APS-C (1.6x crop factor) • Four Thirds (2.0x crop factor) Additionally, there are controls for distance units (metric or imperial) and display of Full Frame Equivalent focal length (for cameras with sensors smaller than full frame.) Included is a usage guide that explains all features of the application as well as depth of field in photography. Lens•Lab works with all iPhone, iPod Touch, and iPad models running iOS 8 or newer.

About

Alpha Linker

Wirelessly transfer photos and videos from your Sony camera to your phone. Browse, select multiple items, and download JPG, HEIF, MP4, and MTS formats. Supports quick connection and multitasking downloads.

Highlights
  • Wireless photo and video transfer
  • Browse camera content
  • Select multiple items
  • Concurrent downloads
  • Supports JPG, HEIF, MP4, MTS
  • Quick camera connection
Features
Read full description

Alpha Linker is a specialized tool for Wi-Fi wireless photo transfer for Sony cameras. With this tool, you can wirelessly transfer photos and videos from your camera to your phone. It supports browsing and downloading of JPG, HEIF, MP4 and MTS format photos and videos. It also supports quick camera connection, swipe to select multiple photos, and multitasking concurrent downloads. Currently supported Sony camera models: Alpha series (A7 II, A7 III, A7R, A7R II, A7R III, A7R IV, A7S, A7S II, A9, A9 II) Alpha series (A5000, A5100, A6000, A6100, A6300, A6400, A6500, A6600) Cyber-shot series (RX1R II, RX10, RX10 II, RX10 III, RX10 IV, RX100 II, RX100 III, RX100 IV, RX100 V, RX100 VA, RX100 VI, RX100 VII) Cyber-shot series (HX30, HX50V, HX80, HX90V, HX95, HX99, HX400V, WX220, WX350, WX500) Other models (NEX-5, NEX-6, NEX-7, ZV-1) - Connect Easily configure for a quick connection. - Browse Browse photos on your camera and preview video thumbnails. - Select Swipe to select multiple photos and quickly add them to the download list. - Download Download multiple items concurrently and save them to the system album. --------------- Legal: Sony is a trademark of Sony Corporation. This product uses the Camera Remote API by Sony. Terms of Use: https://solotechstudio.com/terms/english Privacy Policy: https://solotechstudio.com/privacy/english Contact Us: If you have any questions, please email support@solotechstudio.com :)

Screenshots

Lens3 screens
Alpha Linker4 screens

Verdict

The call

The clearest difference is review sentiment: Lens at 69% against Alpha Linker's 16%. Lens also leads on in-app purchases (none vs 1) and rating (4.6 vs 4.3). Alpha Linker's advantage is price (Free vs $2.99) and update cadence (every 2 months vs every 18 months). On ads 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

Alpha Linker is free to download; Lens costs $2.99 up front. Alpha Linker sells 1 one-off in-app purchase. Lens asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Lens holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Alpha Linker has 3.8K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 69% of Lens's written reviews are positive against 16% of Alpha Linker's.

UpkeepUpdate frequency

Lens ships an update every 18 months, Alpha Linker every 2 months. The most recent releases landed on October 15, 2026 and October 19, 2026 respectively.

Scorecard8 real differences · 2 level
Lens versus Alpha Linker: the parameters behind the verdict, then further details
ParameterLensAlpha Linker
Price$2.99Free — better
Rating4.6 (8 ratings) — better4.3 (3.8K ratings)
Positive reviews69.0% of reviews — better16.4% of reviews
Number of ratings83.8K — better
Update frequencyEvery 18 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.0
Further details — not scored
Size2 MB15 MB
Age rating4+4+
DeveloperJeff MenterHangzhou Yuhang Solo Tech Studio (Individually Owned Business)

Customer experience

Lens

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews42 reviews
Positive69.0%
Neutral16.7%
Negative14.3%

Alpha Linker

All ratings3,802 ratings
Positive80.4%
Neutral4.5%
Negative15.1%
Written reviews238 reviews
Positive16.4%
Neutral6.3%
Negative77.3%

Bugs and requests

Lens

Not enough reviews yet to summarise bugs or requests.

Alpha Linker

Reported bugs

3 issues
  • Inconsistent performance after initial use
  • Inability to redownload photos after initial transfer
  • Incorrect image quality and resolution on export

Requested features

3 requests
  • Ability to select and download photos in batches
  • Support for higher resolution image transfers
  • Improved video transfer capabilities

In-app purchases

None

Lens

No in-app purchases

1 purchases

Alpha Linker

One-time1
  • Alpha Linker Pro$9.99

Questions

Is Lens free?
Lens costs $2.99, with no in-app purchases.
Is Alpha Linker free?
Alpha Linker is free to download, with in-app purchases available.
Which has better reviews, Lens or Alpha Linker?
Lens is rated higher. Lens averages 4.6 out of 5 from 8 ratings, while Alpha Linker averages 4.3 from 3.8K ratings.
Do Lens or Alpha Linker have ads?
Neither Lens nor Alpha Linker shows ads.
Which is updated more often, Lens or Alpha Linker?
Lens ships an update every 18 months, and Alpha Linker every 2 months. Most recently, Lens was updated on October 15, 2026 and Alpha Linker on October 19, 2026.

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