Comparison

Protractor Edge vs 70 Degree

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

Head to head
About

Protractor Edge

Measure angles directly on your device without taking photos or placing the angle on screen. This app offers a unique and efficient way to determine degrees, saving you time with its handy assistant functionality.

Highlights
  • Direct angle measurement on device
  • Intuitive line dragging interface
  • Measures angles in photos (Premium)
  • Measures from camera view (Premium)
  • Ad-free experience (Premium)
Features
Read full description

A simple protractor. Just put your device on the angle you want to measure. Then drag the two lines to align the both sides of the angle. The degrees will be there. It is different from other protractor apps. This is a new way to measure angles. It requires neither taking photo nor putting the angle above the screen. Now start using this handy assistant to measure angles which will save you a lot of time. ------------------------------------- PREMIUM ACCESS SUBSCRIPTION - Measure the world from camera - Measure angles in photos - No Ads - The subscription is $0.99 yearly with trial - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that service, where applicable - Terms of use: https://service.notationpad.com/terms_service.html

About

70 Degree

This utility app helps you measure angles with your iPhone. It provides notifications when a target angle is reached, with options for visual and auditory alerts.

Highlights
  • Angle degree measurement
  • Customizable angle alerts
  • Visual strobe notifications
  • Auditory alerts
  • Vibration alerts
Features
Read full description

70degree can notify you when you have reached your desired angle, using red strobe color with a choice of sound, vibrate or both! Measure angle degree using iPhone has never been easier! Hope you enjoy using 70degree!

Screenshots

Protractor Edge2 screens
70 Degree3 screens

Verdict

The call

The clearest difference is review sentiment: Protractor Edge at 70% against 70 Degree's 20%. Protractor Edge also leads on rating (4.5 vs 2.9) and ratings volume (55 vs 10). 70 Degree's advantage is in-app purchases (none vs 2) and update cadence (every 6 months vs every 43 months). On price, 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

Both are free to download. Protractor Edge sells 2 in-app purchases, starting at $1.99 per year. 70 Degree asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Protractor Edge holds the better App Store score, 4.5 against 2.9. That said, the two scores are not equally well evidenced: Protractor Edge has 55 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 70% of Protractor Edge's written reviews are positive against 20% of 70 Degree's.

UpkeepUpdate frequency

Protractor Edge ships an update every 43 months, 70 Degree every 6 months. The most recent releases landed on September 24, 2026 and September 19, 2026 respectively.

Scorecard7 real differences · 3 level
Protractor Edge versus 70 Degree: the parameters behind the verdict, then further details
ParameterProtractor Edge70 Degree
PriceFreeFree
Rating4.5 (55 ratings) — better2.9 (10 ratings)
Positive reviews69.6% of reviews — better20.0% of reviews
Number of ratings55 — better10
Update frequencyEvery 43 monthsEvery 6 months — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFreemiumAd-supported — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS9.0 — better12.0
Further details — not scored
Size21 MB19 MB
Age rating4+4+
Developer嵩 张sekleung chang

Customer experience

Protractor Edge

All ratings55 ratings
Positive85.5%
Neutral5.5%
Negative9.1%
Written reviews46 reviews
Positive69.6%
Neutral8.7%
Negative21.7%

70 Degree

All ratings10 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews5 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

In-app purchases

2 purchases

Protractor Edge

Subscriptions1
  • Premium Access7 Days trial$1.991 Year
One-time1
  • Remove Ads$0.99
None

70 Degree

No in-app purchases

Questions

Is Protractor Edge free?
Protractor Edge is free to download, with in-app purchases available.
Is 70 Degree free?
70 Degree is free to download, with no in-app purchases.
Which has better reviews, Protractor Edge or 70 Degree?
Protractor Edge is rated higher. Protractor Edge averages 4.5 out of 5 from 55 ratings, while 70 Degree averages 2.9 from 10 ratings.
Do Protractor Edge or 70 Degree have ads?
Both Protractor Edge and 70 Degree show ads.
Which is updated more often, Protractor Edge or 70 Degree?
Protractor Edge ships an update every 43 months, and 70 Degree every 6 months. Most recently, Protractor Edge was updated on September 24, 2026 and 70 Degree on September 19, 2026.

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