Inflation Calculator vs WatchWatcher
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Inflation Calculator
Easily determine the present-day value of past prices using up-to-date inflation data. This tool supports 22 international currencies and provides yearly updates, making it simple to understand historical cost comparisons.
- Calculate dollar value from 1800-2025
- Supports 22 international currencies
- Yearly inflation data updates
- Apple Watch companion app
- Simple and intuitive interface
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NEW: TIME MACHINE AND ASK - Time Machine: pick any year and see what everyday things cost, with charts of prices over time. - Ask: ask anything about money and the past, answered with real inflation data. - Share any result or chart with a friend. Ever see a price from the past and wonder how much that would cost today? With Inflation Calculator, the answer is just a tap away. Features include: - Calculate the value of the dollar over time from 1800 to 2026. - Support for 22 international currencies: - US Dollar - Euro - British Pound - Canadian Dollar - Australian Dollar - New Zealand Dollar - Japanese Yen - Swiss Franc - Chinese Yuan - Swedish Krona - Mexican Peso - Norwegian Krone - South Korean Won - Turkish Lira - Brazilian Real - South African Rand - Indian Rupee - Russian Ruble - Israeli Sheqel - Indonesian Rupiah - Saudi Arabian Riyal - Colombian Peso - Yearly updates with the latest inflation data. - Simple and intuitive. No ads or distracting popups. PREMIUM Premium adds charts for every price and as many Ask questions as you like. Choose a yearly subscription (new subscribers get a 7-day free trial) or a one-time lifetime purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period, and you can manage or cancel them anytime in your Apple Account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dyoburon.com/inflation-calc-privacy-policy
WatchWatcher
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Enhanced App Store Description The most complete, precise, and effortless way to track your watch’s accuracy over time. Whether you’re a casual owner or a serious collector, WatchWatcher helps you understand exactly how your timepieces are performing—day after day, week after week. Powerful timing tools • Add timing events in two ways: a simple manual tap or automatic extraction from an image. • Reset your watch to an accurate reference time and continue tracking seamlessly—the app can recalculate all past events with a single instruction. • View a beautiful, full-size graph in your browser showing all your watches at once. Insightful accuracy data • Switch between absolute difference and rate drift to see your watch’s behaviour from every angle. • Discover how your watch compares to others—both across all users and within its specific brand. • See average drift across all time, or focus only on the most recent two events. Smart predictions that save time • When you log a new event, WatchWatcher predicts where your watch should be based on historical drift—minimising adjustments and speeding up logging. • Fine-tune prediction behaviour in settings for even more accuracy. Import, export, and stay in control • Easily back up or migrate your data with iCloud import/export or CSV. • All online features work without creating an account. • No subscriptions, no in-app purchases—just powerful watch-tracking tools, free and private.
Screenshots
Verdict
The clearest difference is price: Inflation Calculator at Free against WatchWatcher's $1.99. Inflation Calculator also leads on update cadence (every 3 months vs every 9 months) and iOS requirement (16.0 vs 18.2). WatchWatcher's advantage is in-app purchases (none vs 4). On ads and device support 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
Inflation Calculator is free to download; WatchWatcher costs $1.99 up front. Inflation Calculator sells 4 in-app purchases, starting at $7.49 per year. WatchWatcher asks for nothing beyond the download.
Inflation Calculator ships an update every 3 months, WatchWatcher every 9 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Inflation Calculator | WatchWatcher |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.9 (3.6K ratings) — better | — |
| Positive reviews | 85.1% of reviews | — |
| Number of ratings | 3.6K — better | — |
| Update frequency | Every 3 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 18.2 |
| Further details — not scored | ||
| Size | 4 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Dylan Burton | silas slack |
Bugs and requests
Inflation Calculator
Reported bugs
2 issues- Not updated beyond 2024
- Caps out at 2020 for some countries
Requested features
4 requests- Update to 2025
- Add support for more currencies
- Improve design and usability
- Allow direct data input
WatchWatcher
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Inflation Calculator
- Premium (yearly)$7.491 Year
- Premium (yearly)7 Days trial$14.991 Year
- Premium (lifetime)$14.99
- Premium (lifetime)$29.99
WatchWatcher
No in-app purchases
Questions
Is Inflation Calculator free?
Is WatchWatcher free?
Do Inflation Calculator or WatchWatcher have ads?
Which is updated more often, Inflation Calculator or WatchWatcher?
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