Best Coin Collection App UK: What to Actually Track in 2026

Quick answer

The best coin collection app for UK collectors in 2026 is one that tracks realised auction prices (not asking prices), handles British denominations natively, and exports insurance-ready valuations. MyCoinage does all three, while Numista, Excel, and CoinManage each solve parts of the problem.

TL;DR

• UK collectors need a tracker that understands pre-decimal denominations, provenance, and GBP-first pricing
• The four serious options are MyCoinage (web), Numista (web), CoinManage (Windows desktop), and a hand-built spreadsheet
• Price data must be realised auction results, asking prices on eBay live listings are worthless for valuation
• Watch out for apps that charge per coin entry or lock your data behind a proprietary format
• If an insurer asks for records tomorrow, the only thing that matters is a dated PDF showing each coin, grade, and source of value

Table of contents

• What a real tracker needs to do
• The four options compared
• What to actually record per coin
• Price data: where the apps differ
• Mobile vs desktop vs web
• Insurance and probate: the export test
• Common questions
• FAQ

What a real tracker needs to do

A coin collection app is only useful if it does four things properly. First, it catalogues what you own with enough detail that a stranger, an insurer, an executor, a valuer, could identify each piece without the coin in front of them. Second, it tells you what the collection is worth today, not what someone paid for a similar coin in 2019. Third, it lets you set alerts so a rare opportunity doesn't pass you by while you're at work. Fourth, it exports everything in a format a human outside the app can read.

Most apps fail on at least two of those. Numista is brilliant as a reference catalogue but doesn't track value over time. Excel is infinitely flexible but you build the price pipeline yourself. CoinManage is powerful but Windows-only and the data lives on one machine. MyCoinage was built specifically to plug the UK-market gap where realised auction prices, mintage data, and rarity scoring all live behind the same login.

The minimum viable record

Every coin entry should have: denomination, year, mintmark or reverse variant, grade, acquisition date, acquisition price, current estimated value, and provenance. That's eight fields. If your tool makes any of those painful to record, you'll skip them, and six months later you'll wish you hadn't.

The four options compared

Numista's strength is its global catalogue, over 700,000 coins documented by collectors worldwide. MyCoinage narrows the focus to British coinage and layers on the pricing and valuation work that Numista leaves to you. CoinManage is the veteran desktop tool and still has loyal users, but in 2026 a desktop-only app with no cloud sync feels dated. The spreadsheet route is free and endlessly customisable, which is also why most collectors eventually abandon theirs.

What to actually record per coin

The coin inventory checklist goes deep on this, but the short version: record what you can't easily reconstruct later. Grade opinions shift, market values move, but the acquisition date, the dealer name, the auction lot number, those facts are only there if you write them down at the moment of purchase.

Fields that matter for value

• Grade (on the Sheldon scale, see how to grade a coin)
• Strike type (proof, BU, circulated)
• Variety (die pairings, overdates, known errors)
• Toning notes (for silver especially)

Fields that matter for provenance

• Date acquired
• Source (dealer, auction house, private sale)
• Price paid
• Certificate or slab number if third-party graded

Price data: where the apps differ

This is the single biggest differentiator. Most beginner apps pull prices from active eBay listings, which is dangerous, an asking price is a hope, not a fact. A coin listed at £500 that never sells tells you nothing about value.

MyCoinage's coin_prices pipeline stores only realised auction and sale prices from Spink, Baldwin's, Noonans, PCGS records, and completed eBay transactions. Those numbers feed an aggregated grade-level average that refreshes hourly. Numista has market values but they're community-submitted and patchy for UK-specific varieties. CoinManage ships with a dealer price guide that updates annually, useful but slow-moving.

Why realised prices matter for insurance

If you claim on a stolen 1887 sovereign, the loss adjuster will look up recent sales at Spink and Baldwin's. If your records show an asking price of £450 and the realised average is £320, you're arguing from a weak position. Use the same source insurers use.

Mobile vs desktop vs web

UK collectors split roughly evenly between those who log new coins at the dealer's counter (mobile matters) and those who catalogue at home of an evening (desktop is fine). A web app beats both native mobile apps and desktop software because it works everywhere without sync headaches.

The sync problem

CoinManage stores your file locally. If your PC dies and you haven't backed up, you've lost the catalogue. A web-based tracker like MyCoinage keeps the canonical copy on the server, your phone, laptop and tablet all show the same data without any manual export step.

Insurance and probate: the export test

The real test of any tracker is: can you produce, in under five minutes, a document that an insurer or solicitor will accept? See coin collection insurance records for the specifics, but at minimum the export needs a per-coin line showing year, denomination, grade, current valuation, and the date of that valuation.

MyCoinage's Pro tier exports a signed-dated PDF that Hiscox and T.H. March both accept for items under £10,000. Above that threshold you need a separate written valuation from an RICS-registered valuer or a numismatic specialist, no app can substitute for that.

The 14-day trial

Pro membership is £2.99/month or £28.99/year with a 14-day free trial. That's enough time to import an existing collection, test the export, and decide whether the price alerts alone justify the cost. Start a trial without a card if you want to kick the tyres on the free tier first.

Common questions

Is there a free coin collection app for UK collectors?

Yes. MyCoinage's free tier covers up to 25 coins and 10 watchlist items, which is enough for beginners. Numista is free with a premium upgrade. A spreadsheet is free forever. For collections over 25 coins that need live valuation, the £2.99/month Pro tier is the cheapest serious option in the UK market.

Can I import my existing spreadsheet?

MyCoinage accepts CSV imports with a minimum of denomination, year and grade columns. The import tool matches rows against the internal coin catalogue and flags anything it can't auto-identify. Most users import 95%+ of a well-kept spreadsheet on the first pass.

Does any app handle pre-decimal British coins properly?

MyCoinage and Numista both do. CoinManage's UK coverage trails off before 1816. If your collection is heavy on hammered or milled pre-decimal pieces, prioritise tools where those denominations are first-class citizens, not afterthoughts.

What about US coins?

MyCoinage is UK-first but carries major US issues with PCGS-sourced pricing. For a US-only collection, the CoinManage US edition or Numista remain stronger. UK collectors holding a mixed transatlantic collection tend to use MyCoinage for the British side and PCGS CoinFacts as a reference layer for the American.

FAQ

Q: Do I need a separate app for bullion versus numismatic coins?
A: No. MyCoinage's metals page tracks live spot for gold, silver, platinum, palladium and copper, and applies it to bullion entries in your collection automatically. Numismatic coins use realised auction data. One app, two pricing methods.

Q: How often should I update valuations?
A: Passively, the app does it. Actively, glance at the dashboard monthly. For insurance, get a written valuation every three years or after any major acquisition above £2,000.

Q: Can I hide my collection from public view?
A: Yes. Profile visibility and leaderboard visibility are separate toggles in account settings. You can compete on the leaderboard anonymously or stay entirely private.

Q: What happens to my data if the app shuts down?
A: MyCoinage lets you export everything to CSV at any time on the free tier. Any serious tracker should, if yours doesn't, leave now.

Q: Is it worth tracking circulation finds?
A: For Pro users, absolutely. Spotting a 1983 "New Pence" 2p in change is worth hundreds. The watchlist feature means you'll recognise the rarities when they surface. See the rare UK coins list for what to watch for.