Comparison

定規(Ruler)for iPad vs MochiLog

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

Head to head
About

定規(Ruler)for iPad

This free utility app functions as a precise digital ruler for iPads. It supports both millimeter and inch measurements, making it easy to measure any object directly on your device. Designed for simplicity and a cool user experience.

Highlights
  • Digital ruler functionality
  • Millimeter measurement
  • Inch measurement
  • Supports all iPad sizes
  • Simple and cool interface
Read full description

無料の定規アプリです。mmとinch表示で全てのサイズのiPadで正確に測れます。カッコよくて、簡単です。 A free ruler application. You can measure correctly in iPad with the size of everything by mm and inch indication. It's cool and easy.

About

MochiLog

This app provides accurate battery health information by analyzing your device's system logs. It offers detailed metrics like real capacity, cycle count, and wear level without needing a computer. All processing is done on-device for enhanced privacy.

Highlights
  • Real battery capacity (mAh)
  • True cycle count
  • Precise wear level
  • History graph from multiple logs
  • 100% on-device processing
Features
Read full description

MochiLog helps you record battery changes using analytics files from iPhone, iPad and Apple Watch. Review capacity, cycle count, temperature and other available log data in device-specific history and charts. Import multiple files, select and delete records, and export or import your data. Optional iCloud sync shares records between devices using the same Apple Account. Automatic log collection in 4.0.0 Pair with the Mac or Windows companion to receive encrypted daily analytics files collected by your computer. Analysis and record creation happen on the mobile device. Apple Watch logs stored on an iPhone are supported. Manual import remains available without a computer. The optional Live Battery tab shows current capacity, cycle count and other available readings, with the last acquisition time. These values are not saved to history or iCloud. On-device Collection is an optional experimental feature requiring a compatible local VPN/reflector route and OS pairing. It can be enabled independently from PC Transfer. Background acquisition is attempted when permitted by the OS; execution time and frequency are not guaranteed. Requirements • Core record management: iOS/iPadOS 16 or later • iCloud sync: 17 or later • PC Transfer: 27 or later, with macOS 27 or later, or Windows 11 • On-device Collection: 17 or later. Initial pairing entirely on the device requires 27 or later and Developer Mode • Daily log collection requires an unlocked device and generated analytics data Available in Japanese, English, Simplified Chinese, Traditional Chinese, Korean, Spanish, French and German. Tips are optional. Readings are informational and do not replace Apple diagnostics or repair and warranty guidance.

Screenshots

MochiLog4 screens

Verdict

The call

The clearest difference is in-app purchases: 定規(Ruler)for iPad at none against MochiLog's 3. 定規(Ruler)for iPad also leads on iOS requirement (14.1 vs 16.0). MochiLog's advantage is ads (none vs shown) and review sentiment (90% vs 60%). On price 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. MochiLog sells 3 one-off in-app purchases. 定規(Ruler)for iPad asks for nothing beyond the download.

UpkeepUpdate frequency

定規(Ruler)for iPad ships an update every 5 months, MochiLog every 3 weeks. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

Scorecard7 real differences · 3 level
定規(Ruler)for iPad versus MochiLog: the parameters behind the verdict, then further details
Parameter定規(Ruler)for iPadMochiLog
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews60.0% of reviews90.0% of reviews — better
Number of ratings—1 — better
Update frequencyEvery 5 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPadiPhone, iPad, Apple Watch — better
Requires iOS14.1 — better16.0
Further details — not scored
Size1 MB20 MB
Age rating4+4+
DeveloperMayumi Katoryuya watanabe

Customer experience

定規(Ruler)for iPad

Written reviews5 reviews
Positive60.0%
Neutral0.0%
Negative40.0%

MochiLog

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive90.0%
Neutral10.0%
Negative0.0%

In-app purchases

None

定規(Ruler)for iPad

No in-app purchases

3 purchases

MochiLog

One-time3
  • Buy me a coffee$0.99
  • Buy me a lunch$1.99
  • Buy me a dinner$4.99

Questions

Is 定規(Ruler)for iPad free?
定規(Ruler)for iPad is free to download, with no in-app purchases.
Is MochiLog free?
MochiLog is free to download, with in-app purchases available.
Do 定規(Ruler)for iPad or MochiLog have ads?
定規(Ruler)for iPad shows ads; MochiLog does not.
Which is updated more often, 定規(Ruler)for iPad or MochiLog?
定規(Ruler)for iPad ships an update every 5 months, and MochiLog every 3 weeks. Most recently, 定規(Ruler)for iPad was updated on October 23, 2026 and MochiLog on October 28, 2026.

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