Comparison

XL Delta vs NextSub

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

Head to head
About

XL Delta

A quick reference for Excel and finance formulas, designed for immediate answers. It helps users find and understand formulas for spreadsheets, studies, or financial modeling. An optional AI feature can generate Excel templates based on user prompts.

Highlights
  • Excel and finance formula lookup
  • Understand formula usage
  • Save favorite formulas
  • Lightweight Excel companion
  • Optional AI template generation
  • Exportable AI-generated templates
Features
Read full description

XL Delta is a fast, focused reference app for Excel and finance formulas — built for students, analysts, and professionals who need answers immediately. Search and explore essential Excel, finance, valuation, investing, and modeling formulas without clutter, ads, or distractions. Whether you're debugging a spreadsheet, studying for an exam, or building a model, XL Delta helps you find the right formula fast. WHAT YOU CAN DO WITH XL DELTA - Look up common Excel formulas and functions - Reference finance and valuation formulas (IRR, NPV, loan math, and more) - Understand how formulas work and when to use them - Save your favorites for quick access later - Use it as a lightweight companion alongside Excel OPTIONAL AI TEMPLATE GENERATION XL Delta also includes an optional AI-powered template generator. Bring your own API key from Anthropic (Claude) or OpenAI (ChatGPT), describe what you need in plain English, and get a working Excel template you can export and use immediately. Templates generated by AI may need review for accuracy before relying on them for important decisions. Your prompts are sent directly to your chosen AI provider using your own key — XL Delta does not see, store, or process them. DESIGNED FOR REAL USERS XL Delta is designed to be simple, fast, and practical. No tutorials to sit through — just the formulas you need when you need them. No accounts. No ads. No subscriptions. PERFECT FOR - Finance and accounting students - Analysts and modelers - Excel users at any skill level - Anyone who wants quick, reliable formula references

About

NextSub

Features
Read full description

Lost track of your subscriptions? Netflix, Spotify, iCloud, fitness apps – monthly costs add up fast. NextSub helps you manage all your subscriptions in one place. What NextSub offers: - Track all your subscriptions in one clear overview - See exactly how much you spend monthly, yearly, or weekly - Identify unused subscriptions and save money

Screenshots

XL Delta4 screens
NextSub3 screens

Verdict

The call

XL Delta and NextSub are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

ScorecardNo meaningful differences
XL Delta versus NextSub: the parameters behind the verdict, then further details
ParameterXL DeltaNextSub
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size5 MB2 MB
Age rating4+4+
DeveloperJonathan BurksPatrick Bender

In-app purchases

None

XL Delta

No in-app purchases

None

NextSub

No in-app purchases

Questions

Is XL Delta free?
XL Delta is free to download, with no in-app purchases.
Is NextSub free?
NextSub is free to download, with no in-app purchases.
Do XL Delta or NextSub have ads?
Neither XL Delta nor NextSub shows ads.
Which is updated more often, XL Delta or NextSub?
XL Delta ships an update every 2 months, and NextSub every 2 months. Most recently, XL Delta was updated on October 28, 2026 and NextSub on October 24, 2026.

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