Comparison

Index ∙ Lists & Tasks vs Voltn

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

Head to head
About

Index ∙ Lists & Tasks

Features
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A place for your thoughts, built for simplicity and intentionality. Index allows you to create all the lists you need, so that the crazy idea you got at 4am wont be lost forever. You can save links inside your lists, and it integrates seamlessly with your iPhone, simply use the share button from any app to add something to Index. It also comes with a full task management system, that connects to your lists! Priorities, reminders, recurrence, subtasks, you name it. Don't forget to add the widget to your home screen or a couple of handy buttons to your control center or lock screen ;) Thank you for trying it out, this is my first app here, open to feedback and suggestions (big plans coming up)! Terms of service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://index-it.app/privacy

About

Voltn

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Every organization runs on its files: contracts, records, plans, invoices. Voltn (formerly NetExplorer) brings them together and makes them accessible wherever you are, right from your smartphone. FIND EVERYTHING, EVERYWHERE Your folders and files: browse, search, organize. The data that matters, in one place — available on the go. And with offline mode, your files remain available even without an internet connection. SHARE AND STAY IN CONTROL Configurable sharing links with password protection, expiration dates, single-download limits and real-time download receipts. YOUR PLATFORM FOLLOWS YOU The app extends your Voltn platform: same spaces, same access rights, same traceability. What your team organizes at the office is right at hand when you're on the move. TRUST, PROVEN Voltn is a French software company. Over 15 years of expertise, 2,000 client organizations, 300,000 daily users, more than 500 million files stored. Data hosted in France or Luxembourg on SecNumCloud-certified infrastructure (service qualification in progress). ISO 27001 and HDS (French Health Data Hosting) certified. GDPR and NIS2 compliant, outside the scope of the CLOUD Act. Access to the app requires a subscription to a Voltn platform at voltn.eu Voltn - The file company

Screenshots

Index ∙ Lists & Tasks4 screens
Voltn4 screens

Verdict

The call

The clearest difference is in-app purchases: Voltn at none against Index ∙ Lists & Tasks's 2. Voltn also leads on device support (3 vs 1) and iOS requirement (15.6 vs 26.0). Index ∙ Lists & Tasks's advantage is update cadence (every 10 days vs every 2 months). On price and ads 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. Index ∙ Lists & Tasks sells 2 in-app purchases, starting at $1.99 per month. Voltn asks for nothing beyond the download.

UpkeepUpdate frequency

Index ∙ Lists & Tasks ships an update every 10 days, Voltn every 2 months. The most recent releases landed on September 17, 2026 and October 28, 2026 respectively.

Scorecard4 real differences · 2 level
Index ∙ Lists & Tasks versus Voltn: the parameters behind the verdict, then further details
ParameterIndex ∙ Lists & TasksVoltn
PriceFreeFree
Update frequencyEvery 10 days — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.6 — better
Further details — not scored
Size32 MB31 MB
Age rating4+4+
DeveloperGiulio Pimenoff VerdolinNetExplorer

In-app purchases

2 purchases

Index ∙ Lists & Tasks

Subscriptions2
  • Pro$1.991 Month
  • Pro$19.991 Year
None

Voltn

No in-app purchases

Questions

Is Index ∙ Lists & Tasks free?
Index ∙ Lists & Tasks is free to download, with in-app purchases available.
Is Voltn free?
Voltn is free to download, with no in-app purchases.
Do Index ∙ Lists & Tasks or Voltn have ads?
Neither Index ∙ Lists & Tasks nor Voltn shows ads.
Which is updated more often, Index ∙ Lists & Tasks or Voltn?
Index ∙ Lists & Tasks ships an update every 10 days, and Voltn every 2 months. Most recently, Index ∙ Lists & Tasks was updated on September 17, 2026 and Voltn on October 28, 2026.

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