Comparison

Pocket Rulers vs ViewSide Link

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

Head to head
About

Pocket Rulers

This utility app offers digital ruler and protractor tools for iPhone, iPod Touch, and iPad. It supports various units like cm, inches, and sun for the ruler, and degrees and radians for the protractor. Users can customize backgrounds and colors.

Highlights
  • Digital ruler and protractor
  • Supports cm, inch, and sun units
  • Supports degree and radian measurements
  • Moveable ruler via tap and drag
  • Switch between picture and camera backgrounds
  • Customizable background pictures from album
  • Adjustable ruler and protractor colors
Features
Read full description

This application provide ruler and protractor function on iPhone, iPod Touch and iPad2 iOS 10 is supported. In Ruler, supporting next units: + cm + inch + sun in Protractor: + degree + radian Ruler and Protractor ・You can move ruler by tap and drag. ・You can switch picture and camera by tapping camera button at top right of screen. ・Default background is picture. ・You can select background picture from album on your device. ・You can change color of Ruler and Protractor.

About

ViewSide Link

Connect two phones to view a live camera feed from one device on another in real time. Ideal for checking workout form, hard-to-see areas, or magnifying small text. Quick QR code pairing means no account is needed.

Highlights
  • Real-time camera feed streaming
  • QR code device connection
  • Workout posture monitoring
  • Photo and video capture
  • View hard-to-see spaces
  • Magnifier for small text
  • Adjustable video quality
Features
Read full description

ViewSide Link connects two smartphones so you can view the camera feed from one device on the other in real time. Easily check workout posture, back and shoulder movement, hard-to-see areas such as under a vehicle or furniture, and small text that is difficult to view on your own. One device works as the camera, while the other works as the viewer. You can connect the two devices quickly by scanning a QR code, with no account or login required. Key Features • Real-time connection between two smartphones View the camera feed from one device on another device in real time. • Easy QR code connection Connect two devices using only a QR code, without registration or login. • Workout posture check Monitor hard-to-see areas such as your back, shoulders, and lower body in real time. • Photo capture and video recording Capture photos or record videos from the viewer device whenever needed. • View hard-to-see spaces Check areas such as under furniture, inside a vehicle, high places, or narrow spaces that are difficult to see directly. • Magnifier Enlarge small text and fine details for easier viewing. • Multiple video quality options Choose the video quality that best matches your network conditions and device performance. For a stable connection, we recommend connecting both devices to the same Wi-Fi network.

Screenshots

Pocket Rulers3 screens
ViewSide Link4 screens

Verdict

The call

The clearest difference is rating: ViewSide Link at 5.0 against Pocket Rulers's 1.0. ViewSide Link also leads on update cadence (every 5 days vs every 5 months). Pocket Rulers's advantage is device support (3 vs 1) and iOS requirement (8.0 vs 16.6). On price, ratings volume, ads 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.

ReceptionRating · Positive reviews · Number of ratings

ViewSide Link holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Pocket Rulers ships an update every 5 months, ViewSide Link every 5 days. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.

Scorecard4 real differences · 6 level
Pocket Rulers versus ViewSide Link: the parameters behind the verdict, then further details
ParameterPocket RulersViewSide Link
PriceFreeFree
Rating1.0 (1 ratings)5.0 (1 ratings) — better
Positive reviews40.9% of reviews—
Number of ratings11
Update frequencyEvery 5 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS8.0 — better16.6
Further details — not scored
Size18 MB18 MB
Age rating4+4+
DeveloperKeiichi OkamotoHyun Sik Choi

Customer experience

Pocket Rulers

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews22 reviews
Positive40.9%
Neutral9.1%
Negative50.0%

ViewSide Link

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Pocket Rulers

No in-app purchases

None

ViewSide Link

No in-app purchases

Questions

Is Pocket Rulers free?
Pocket Rulers is free to download, with no in-app purchases.
Is ViewSide Link free?
ViewSide Link is free to download, with no in-app purchases.
Which has better reviews, Pocket Rulers or ViewSide Link?
ViewSide Link is rated higher. Pocket Rulers averages 1.0 out of 5 from 1 ratings, while ViewSide Link averages 5.0 from 1 ratings.
Do Pocket Rulers or ViewSide Link have ads?
Neither Pocket Rulers nor ViewSide Link shows ads.
Which is updated more often, Pocket Rulers or ViewSide Link?
Pocket Rulers ships an update every 5 months, and ViewSide Link every 5 days. Most recently, Pocket Rulers was updated on October 23, 2026 and ViewSide Link on October 15, 2026.

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