Comparison

Handy Ruler vs Jesper Mail

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

Head to head
About

Handy Ruler

This tool uses your device's camera to measure the distance between two points on screen. Simply tap to set start and end points, and get instant results in inches and millimeters.

Highlights
  • Camera-based measurement
  • Measure distance between two points
  • Instant results
  • Displays in inches and millimeters
  • Simple tap interface
Features
Read full description

Handy Ruler is a simple and efficient measurement tool for measuring the distance between two points. Get instant results by selecting the start and end points on the screen. How to Use: 1. Point the camera at the object you want to measure. 2. Wait for the camera to stabilize, and small yellow dots will appear. 3. Select the start point by touching the screen. A green point will mark the start. 4. Select the end point by touching the screen. Another green point will mark the end. 5. The measurement result will display at the top of the screen in both inches and millimeters. We value your feedback and are committed to improving the app. Enjoy measuring with Handy Ruler!

About

Jesper Mail

Features
Read full description

Ability to compose and send emails to single or multiple recipients Attachment support for common file formats Basic formatting options for composing emails (e.g. font style, size, color) Ability to organize emails into folders Search functionality to find specific emails Spam filter to automatically move unwanted emails to a designated folder Integration with popular email services such as Gmail, Yahoo, Outlook, and more Ability to set up email signatures Notifications for new incoming emails

Screenshots

Handy Ruler3 screens
Jesper Mail4 screens

Verdict

The call

The clearest difference is update cadence: Jesper Mail at monthly against Handy Ruler's every 8 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Handy Ruler ships an update every 8 months, Jesper Mail monthly. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

Scorecard1 real difference · 9 level
Handy Ruler versus Jesper Mail: the parameters behind the verdict, then further details
ParameterHandy RulerJesper Mail
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 8 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.112.0 — better
Further details — not scored
Size12 MB48 MB
Age rating4+4+
DeveloperSTRENGCON LLCJESPER APPS SOFTWARE SERVICES PRIVATE LIMITED

In-app purchases

None

Handy Ruler

No in-app purchases

None

Jesper Mail

No in-app purchases

Questions

Is Handy Ruler free?
Handy Ruler is free to download, with no in-app purchases.
Is Jesper Mail free?
Jesper Mail is free to download, with no in-app purchases.
Do Handy Ruler or Jesper Mail have ads?
Neither Handy Ruler nor Jesper Mail shows ads.
Which is updated more often, Handy Ruler or Jesper Mail?
Handy Ruler ships an update every 8 months, and Jesper Mail monthly. Most recently, Handy Ruler was updated on October 7, 2026 and Jesper Mail on October 15, 2026.

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