Comparison

Bolt Length vs TorinoCal

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

Head to head
About

Bolt Length

This application helps calculate the length of metric coarse screws based on Japanese Industrial Standards. It is designed for mechanical design purposes and should be used at the user's own risk.

Highlights
  • Metric coarse screw length calculation
  • Conforms to Japanese Industrial Standards (JIS)
  • Designed for mechanical design
  • User risk disclaimer
Features
Read full description

This app is an application for calculating the length of the screw. ※:This app does not guarantee the effectiveness of the combination. ※:Use this application at your own risk. Conforms to the Japanese Industrial Standards (JIS). Screws are all metric coarse screw. For mechanical design. Sorry, Only in Japan.Because using the JIS.

About

TorinoCal

Features
Read full description

Make your daily life smarter and more you! TorinoCal" is a brand new calendar application that goes beyond simple schedule management and visualizes your activities and data. At first, you may feel a little confused. But the more you use it, the more it will fit into your life and organize your daily activities in an amazing way. Key Features: Ultimate personalization: template system for data utilization In this app, all event additions are done from **user-created “templates ”**. Within the template, you are free to name items as you wish. You can create an unlimited number of items according to the information you wish to record, such as “Project Name,” “Calories Consumed,” “Body Temperature,” etc. Each item can be freely selected from **“Text”, ‘Numeric’, and “Currency ”**. An optimal keyboard is displayed for input, supporting smart recording. This structured data can be later aggregated and exported to CSV for clear visualization of your activity patterns and expense breakdown. The more you use it, the more it evolves into a calendar that is uniquely yours! It may take some effort at first, but once you have created a template, inputting data from the next step will be remarkably smooth. Custom templates optimized for the information you want to record make daily data entry intuitive and efficient. The more you use it, the more it will grow into a “personalized” management tool that perfectly matches your needs. Freedom to Customize the Calendar to Your Color Not only can you set a different color for each event, but you can also freely change the color of the days of the week and dates in your calendar. Color the entire calendar according to your mood, project, or category, making it visually pleasing and a more intuitive way to keep track of your schedule. Designing the Future with Data TorinoCal" is more than just a list of appointments. As your daily records accumulate, your activities are stored as data, and detailed tabulations and exporting to CSV provide powerful support from reviewing the past to planning for the future. With TorinoCal, you can make your daily life more creative, more efficient, and more fun! Some features of this App are available by subscribing to the paid Annual Plan with automatic renewal (hereinafter referred to as the "Annual Plan"). [Features Provided with the Annual Plan] Event List Display, Editing, and Deletion: View and manage your registered events in a list. Chart Display of Event Data: Visually analyze your registered event data with charts. CSV Export of Event Data: Export your registered event data in CSV format for use with other tools. [Features Restricted in the Free Version] In the free version, you cannot view event details, edit or delete events, display charts, or export data to CSV. Use of this app is subject to Apple's standard Terms of Use (EULA). Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy https://torinocal-website.webflow.io/privacypolicy

Screenshots

Bolt Length4 screens
TorinoCal3 screens

Verdict

The call

The clearest difference is ads: TorinoCal at none against Bolt Length's shown. TorinoCal also leads on update cadence (every 9 days vs every 20 months). Bolt Length's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 18.6). On price 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. Bolt Length sells 1 one-off in-app purchase and TorinoCal sells 1 in-app purchase, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Bolt Length ships an update every 20 months, TorinoCal every 9 days. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Bolt Length versus TorinoCal: the parameters behind the verdict, then further details
ParameterBolt LengthTorinoCal
PriceFreeFree
Rating3.0 (2 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings2 — better—
Update frequencyEvery 20 monthsEvery 9 days — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.0 — better18.6
Further details — not scored
Size6 MB8 MB
Age rating4+4+
Developermitsunori oishiToru Kokuba

In-app purchases

1 purchases

Bolt Length

One-time1
  • Hide Ads$1.99
1 purchases

TorinoCal

Subscriptions1
  • Annual Plan1 Month trial$14.991 Year

Questions

Is Bolt Length free?
Bolt Length is free to download, with in-app purchases available.
Is TorinoCal free?
TorinoCal is free to download, with in-app purchases available.
Do Bolt Length or TorinoCal have ads?
Bolt Length shows ads; TorinoCal does not.
Which is updated more often, Bolt Length or TorinoCal?
Bolt Length ships an update every 20 months, and TorinoCal every 9 days. Most recently, Bolt Length was updated on October 8, 2026 and TorinoCal on October 25, 2026.

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