Comparison

Orenda vs Last Chapter Vault

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

Head to head
About

Orenda

This app helps you master pool chemistry by accurately calculating chemical dosages and balancing water based on the LSI. It offers a user-friendly experience for both novices and professionals, including a volume estimator and educational videos.

Highlights
  • Chemical dosing calculator
  • LSI water balancing
  • Pool volume estimator
  • User-friendly interface
  • Educational videos
Features
Read full description

Master pool chemistry with the Orenda pool chemical dosing calculator. Measure pool chemicals accurately while balancing water chemistry according to the LSI. The Orenda App is a swimming pool calculator with a user friendly experience, and makes pool chemistry easier than ever. Try the new pool volume estimator and watch Orenda videos in the app. A pool chemical calculator that allows a novice to dose chemicals as accurately as a professional pool operator.

About

Last Chapter Vault

Securely store and organize all your important documents, assets, passwords, and final wishes in one encrypted location. This app ensures your loved ones have easy access to everything they need, preventing chaos and confusion during difficult times.

Highlights
  • Document vault for wills, policies, and deeds
  • Asset inventory and financial picture
  • Encrypted password management
  • Subscription tracking
  • Beneficiary mapping
  • Photo and video storage
  • Executor toolkit with tasks and deadlines
Features
Read full description

Last Chapter Vault is the secure, encrypted vault for your most important documents, assets, beneficiaries, and final wishes — so the people you love never have to guess. WHY LAST CHAPTER VAULT The average family spends 6–12 months searching for accounts, deeds, passwords, and policies after a loved one passes. Receipts in shoeboxes. Passwords in scattered notebooks. Assets forgotten in old banks. Last Chapter Vault ends that. One place. One login. Every document your family needs — at their fingertips, the moment they need it. EVERYTHING IN ONE PLACE • Document Vault — Wills, trusts, insurance policies, deeds — all encrypted and searchable • Asset Inventory — Bank accounts, investments, property, vehicles — a complete financial picture • Password Vault — AES-256 encrypted credentials with biometric-gated reveal • Subscription Tracker — Know what's auto-renewing so executors can cancel • Beneficiary Mapping — Assign assets to loved ones with contact info and allocation percentages • Photo & Video Vault — Preserve memories and record personal farewell messages • Contacts Hub — WhatsApp, Messenger, LINE, and SMS deep links to reach loved ones instantly • Executor Toolkit — 18 pre-built estate-administration tasks with deadlines and accounting • Dead Man's Switch — Automatic notification to your designated contact if you stop checking in BUILT LIKE A BANK. OWNED LIKE A DIARY. • AES-256 encryption at rest and in transit • Two-factor authentication on every login • Face ID / Touch ID biometric vault lock • Automatic session timeout after inactivity • Full audit log of every access • Account & data deletion — instant and irreversible • Nobody at Lambie & Co. Digital can read your data — not even us PRIVACY & DATA OWNERSHIP GDPR-ready. CCPA-compliant. No ads, ever. No data selling, ever. Export all your data to PDF or JSON anytime. PERFECT FOR • Parents who want to spare children the chaos of probate • Anyone with digital assets — crypto, domains, social accounts, photos • Executors needing one secure place to inventory an estate • Spouses who want their partner to find everything if the worst happens • Singles who want a trusted friend to know what to do FREE FOR A LIMITED TIME Get the full vault free during our launch period. Optional premium features may be added later as the app grows. Download today. Give your family the gift of clarity. Terms: https://lambieandco.com/terms Privacy: https://lambieandco.com/privacy Support: support@lastchaptervault.com

Screenshots

Orenda4 screens
Last Chapter Vault4 screens

Verdict

The call

The clearest difference is ratings volume: Orenda at 477 against Last Chapter Vault's 1. Orenda also leads on update cadence (monthly vs every 2 months). Last Chapter Vault's advantage is rating (5.0 vs 4.7) and review sentiment (100% vs 82%). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

Last Chapter Vault holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Orenda has 477 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 82% of Orenda's written reviews are positive against 100% of Last Chapter Vault's.

UpkeepUpdate frequency

Orenda ships an update monthly, Last Chapter Vault every 2 months. The most recent releases landed on October 21, 2026 and October 6, 2026 respectively.

Scorecard4 real differences · 6 level
Orenda versus Last Chapter Vault: the parameters behind the verdict, then further details
ParameterOrendaLast Chapter Vault
PriceFreeFree
Rating4.7 (477 ratings)5.0 (1 ratings) — better
Positive reviews81.8% of reviews100.0% of reviews — better
Number of ratings477 — better1
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size78 MB38 MB
Age rating4+4+
DeveloperHasa Inc.Lambie & Co. Digital LLC

Customer experience

Orenda

All ratings476 ratings
Positive92.2%
Neutral3.2%
Negative4.6%
Written reviews88 reviews
Positive81.8%
Neutral6.8%
Negative11.4%

Last Chapter Vault

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Orenda

Reported bugs

4 issues
  • Desired levels changing when inputting current values
  • Metric system not functioning as expected
  • Slider feature for inputting readings is slow and frustrating
  • App not optimized for all iPhone screen sizes

Requested features

5 requests
  • Ability to save pool volume and desired levels
  • Option to log pool history and track trends
  • Integration with pool chemical monitors
  • Ability to set custom chemical concentrations
  • Support for more languages (e.g., Chinese)

Last Chapter Vault

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Orenda

No in-app purchases

None

Last Chapter Vault

No in-app purchases

Questions

Is Orenda free?
Orenda is free to download, with no in-app purchases.
Is Last Chapter Vault free?
Last Chapter Vault is free to download, with no in-app purchases.
Which has better reviews, Orenda or Last Chapter Vault?
Last Chapter Vault is rated higher. Orenda averages 4.7 out of 5 from 477 ratings, while Last Chapter Vault averages 5.0 from 1 ratings.
Do Orenda or Last Chapter Vault have ads?
Neither Orenda nor Last Chapter Vault shows ads.
Which is updated more often, Orenda or Last Chapter Vault?
Orenda ships an update monthly, and Last Chapter Vault every 2 months. Most recently, Orenda was updated on October 21, 2026 and Last Chapter Vault on October 6, 2026.

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