Comparison

LevelNote vs TriCalc

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

Head to head
About

LevelNote

Features
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LevelNote is a digital field book for leveling on construction sites. With paper-like workflows, you can measure elevations, set out (marking), and manage records quickly. [Key Features] ■ Measurement Mode (Standard) Enter a benchmark (BM) and readings (BS / FS) to calculate instrument height (IH) and elevation (EL) automatically. • Benchmark setup: enter BM and BS • Point measurement: enter FS to calculate EL • Multiple benchmarks during a survey • Select from BM list (Pro): add a saved benchmark • Custom columns: memo and EL offset columns; adjusted EL is shown automatically • Delete points from the toolbar (the first benchmark cannot be deleted) • Custom numeric keypad and auto-focus to the next field • Floating calculator for basic arithmetic ■ Marking / Set-out Mode (Pro) Enter a target elevation (EL) to calculate the required reading (FS) automatically. • Enter target EL; IH and required FS are calculated • EL offset column: shows adjusted EL and updates required FS * Only one EL offset column can be added in Marking • Memo columns for per-point notes • Multiple benchmarks and BM list selection • Delete focused points from the toolbar • Same custom keypad and calculator as Measurement ■ Benchmark (BM) Management (Pro) Save benchmarks you reuse and call them up in Measurement or Marking. • Create / edit name, elevation (EL), photo, and notes • List view and pick-from-list when adding a benchmark • Share benchmarks as files with your team * Recipients need Pro / LevelNote v1.6.0 or later • Import from the Benchmarks screen, or open a shared file in LevelNote ■ Survey Records Save Measurement and Marking data and review it anytime. • Save records (name when leaving; blank names use a date default) • List: name, date, point count, and mode • Detail table including custom columns; resume to continue editing • Swipe to delete; Select for bulk CSV share or delete • CSV export from detail or bulk selection (includes memo / EL offset headers) Share to Files, Mail, and more—useful for Excel and submissions [About Pro] Pro unlocks Marking / set-out and Benchmark management (create, manage, share, import). Available as a monthly subscription or a one-time purchase (no expiration). Subscriptions are charged to your Apple ID and renew automatically unless auto-renew is turned off at least 24 hours before the period ends. Manage or cancel in Settings > Apple ID. Use Restore Purchases if you already bought Pro. [Highlights] • Fully offline—works in tunnels and low-signal sites • Auto calculation of IH, EL, and required FS • Custom columns for memos and EL offsets • Simple, one-handed UI for the field • Digital storage—no lost or damaged paper books • Leveling-focused numeric keypad • Japanese and English UI • Requires iOS 17.0 or later [Data] • Survey data is stored only on your device. • No cloud sync. Deleting the app deletes all saved data. • Back up important data regularly. [Who It’s For] • Leveling on construction sites • Site and quality managers • Teams moving from paper field books to digital • Anyone reducing transcription mistakes • Anyone needing memos or offsets in the field book • Teams that share benchmarks (BM) Make leveling simpler and faster with LevelNote. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

TriCalc

Features
Read full description

TriCalc is a simple yet powerful triangle calculator that quickly and accurately computes side lengths and angles. 【Key Features】 ・Calculate all sides and angles from 3 known values ・Multiple angle units: degrees, degrees-minutes-seconds (DMS), radians, gradians ・Automatic area and height calculation ・Calculation history with save and recall ・Visual triangle representation ・Customizable decimal precision (0-6 digits) ・Available in 7 languages: English, Japanese, Chinese (Simplified), Spanish, German, French, Portuguese 【Perfect for】 ・Construction and civil engineering professionals ・Students (mathematics, physics, engineering) ・Surveyors and land professionals ・DIY enthusiasts ・Anyone working with triangles Simple, intuitive interface makes complex triangle calculations easy. Whether you're a professional or student, TriCalc helps you solve triangle problems quickly. 【How to Use】 1. Enter 3 known values (sides or angles) 2. Tap the highlighted fields to input values 3. Results are calculated automatically 4. Long-press any result to copy to clipboard 5. Access history from the menu 【Additional Features】 ・Ad-free Pro version available ・Offline calculation (no internet required) ・Dark-friendly design ・Fast and lightweight No complicated menus or settings - just enter your values and get results instantly.

Screenshots

LevelNote4 screens
TriCalc4 screens

Verdict

The call

The clearest difference is ads: LevelNote at none against TriCalc's shown. TriCalc's advantage is update cadence (daily vs fortnightly) and device support (3 vs 1). 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. LevelNote sells 2 in-app purchases, starting at $0.49 per month and TriCalc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

LevelNote ships an update fortnightly, TriCalc daily. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

Scorecard4 real differences · 2 level
LevelNote versus TriCalc: the parameters behind the verdict, then further details
ParameterLevelNoteTriCalc
PriceFreeFree
Update frequencyFortnightlyDaily — better
AdsNo — betterYes
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.013.0 — better
Further details — not scored
Size11 MB26 MB
Age rating4+4+
DeveloperTadahiro InoueKAKARO LLC

In-app purchases

2 purchases

LevelNote

Subscriptions1
  • LevelNote Pro$0.491 Month
One-time1
  • LevelNote$19.99
1 purchases

TriCalc

One-time1
  • Pro Version$1.99

Questions

Is LevelNote free?
LevelNote is free to download, with in-app purchases available.
Is TriCalc free?
TriCalc is free to download, with in-app purchases available.
Do LevelNote or TriCalc have ads?
TriCalc shows ads; LevelNote does not.
Which is updated more often, LevelNote or TriCalc?
LevelNote ships an update fortnightly, and TriCalc daily. Most recently, LevelNote was updated on September 23, 2026 and TriCalc on September 8, 2026.

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