Comparison

TrueLevel vs Vatupassi

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

Head to head
About

TrueLevel

Read full description

TrueLevel turns your iPhone into a bubble level, angle finder, protractor, and plumb tool for carpentry, installation, and DIY checks — all with a clean, easy-to-read interface. • BUBBLE LEVEL Place your iPhone on a surface to check whether it is level. The dual-axis bubble responds in real time with live degree readouts. • ANGLE FINDER & PROTRACTOR Use the full 360° protractor display to check an angle. Hold your device against a surface and read the displayed angle for cutting, framing, or slope checks. Lock & Hold keeps a reading visible while you move the phone. • PLUMB MODE Check vertical alignment with a dedicated plumb bob display. Ideal for door frames, posts, fences, and wall installations. • HAPTIC CONFIRMATION Feel a subtle tap when the readout reaches level, so you do not have to stare at the screen. • SAVE & REVIEW READINGS (Pro) Save a reading with a job label, edit it, and revisit your organized measurement history later. Saved records stay on your phone. • DEVICE CALIBRATION Zero TrueLevel against a reference surface with a simple two-step calibration. Results depend on device sensors, placement, case, and calibration. FREE MEASUREMENT TOOLS • Bubble level with real-time dual-axis display • Angle finder with full protractor readout • Plumb mode • Lock & Hold • Haptic confirmation • Device calibration and unit controls TRUELEVEL PRO — CHOOSE YOUR ACCESS • Weekly subscription: eligible new weekly subscribers can try Pro free for 3 days, then the subscription renews weekly at the localized App Store price until canceled • Yearly subscription: billed yearly at the localized App Store price, with no free trial • Lifetime access: a one-time purchase at the localized App Store price, with no trial or renewal Every Pro option unlocks the same saved-work workflow: labeled measurement history, editing, organization, and later reference. Existing lifetime purchasers keep their Pro access. BUILT FOR PROFESSIONALS & DIY TrueLevel is designed for carpenters, contractors, engineers, and anyone who wants a practical clinometer on their phone. No ads, no account, and no internet required for measurements. PRIVACY FIRST TrueLevel collects zero data. No analytics, no tracking, no account required. Your measurements stay on your device. Requires iOS 17.6 or later. Privacy Policy: https://ai-app-generator-sigma.vercel.app/truelevel/privacy.html Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Vatupassi

Features
Read full description

Vatupassi turns your iPhone or iPad into a versatile digital measuring tool for home, jobsite, and vehicle use. The view adapts automatically to your device’s orientation: use a classic bar level in portrait or landscape, or a circular bull’s-eye level when the device lies flat. FEATURES • Measure angles and slopes in degrees, percent, per mille, or 1• Plumbing and construction presets for drains, wet rooms, and roofs• Quick and flip calibration for more reliable measurements• Adjustable tolerance with sound and haptic feedback• Hold the reading and keep the screen awake• Camera view for reading the slope of surfaces from a distance• Light and dark themes Privacy by design: the app requires no account, contains no ads, and collects no personal data. Camera images are never stored or transmitted. VATUPASSI PRO Pro unlocks two powerful additional tools: • Vehicle tilt monitoring – side and fore-aft tilt, peak values, and adjustable warning limits• Slope calculator – calculate height difference from distance and slope The level, calibration, measurement units, presets, and camera view are free. Pro is offered as an automatically renewing yearly subscription. Eligible users can try Pro free for 7 days. The current price and terms are shown before purchase. The subscription renews automatically until canceled and can be managed in your Apple Account subscription settings. Terms of Service:https://www.mobileapps.fi/bubblelevel/kayttoehdot-ios.html Privacy Policy:https://www.mobileapps.fi/bubblelevel/tietosuoja-ios.html

Screenshots

TrueLevel4 screens
Vatupassi4 screens

Verdict

The call

The clearest difference is update cadence: Vatupassi at every 2 days against TrueLevel's monthly. Vatupassi also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, ads 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. TrueLevel sells 1 one-off in-app purchase and Vatupassi sells 1 in-app purchase, starting at $0.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

TrueLevel ships an update monthly, Vatupassi every 2 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

Scorecard3 real differences · 3 level
TrueLevel versus Vatupassi: the parameters behind the verdict, then further details
ParameterTrueLevelVatupassi
PriceFreeFree
Update frequencyMonthlyEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size3 MB23 MB
Age rating4+4+
DeveloperDaniil MukashevPetri Tynkkynen

In-app purchases

1 purchases

TrueLevel

One-time1
  • TrueLevel Pro$3.99
1 purchases

Vatupassi

Subscriptions1
  • Vatupassi Pro7 Days trial$0.991 Year

Questions

Is TrueLevel free?
TrueLevel is free to download, with in-app purchases available.
Is Vatupassi free?
Vatupassi is free to download, with in-app purchases available.
Do TrueLevel or Vatupassi have ads?
Neither TrueLevel nor Vatupassi shows ads.
Which is updated more often, TrueLevel or Vatupassi?
TrueLevel ships an update monthly, and Vatupassi every 2 days. Most recently, TrueLevel was updated on October 25, 2026 and Vatupassi on October 29, 2026.

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