StringSense vs RacketLog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StringSense
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Dead strings cost you power, spin, and control — but most players have no idea when it's time to restring. StringSense tells you exactly when your strings are due, so you always play with confidence. What Makes StringSense Different Unlike simple timers or tone-based tools, StringSense uses a science-based string health model. It factors in your string type, playing time, court surface, temperature, intensity, and player level to calculate a real-time health score for every racquet you own. Your strings don't just age — they wear differently depending on how and where you play. StringSense understands that. True Hybrid Support Play with a hybrid setup? StringSense tracks your mains and crosses string types separately. The algorithm calculates wear based on the actual materials — so a poly/gut hybrid gets a different health score than a poly/multi hybrid. No more averaged guesswork. How It Works 1. Add your racquet and log your string job with string type and tension. 2. Record your play sessions — duration, surface, intensity, and conditions. 3. Watch your string health score update automatically after every session. 4. Get a clear signal when it's time for fresh strings. Smart Check After each session, StringSense asks how your strings felt: crisp, normal, or mushy. Over time, this teaches the app your personal preferences — so recommendations become even more accurate. Your Dashboard at a Glance See all your racquets in one place with live health indicators. Track your total play hours, average string health, and tension history with detailed graphs. Swipe through your racquets, tap for details, and stay on top of your equipment. Works Offline No Wi-Fi at the club? No problem. StringSense stores everything locally and syncs automatically when you're back online. Your data is always available, on or off the court. StringSense Pro The free version gives you full access for one racquet. When you're ready for more: • Unlimited racquets • Detailed tension graphs • CSV data export • Support ongoing development Privacy First Your data belongs to you. StringSense uses no tracking, no analytics, and no ads. Your racquet and session data is stored securely in your personal account and never shared. Whether you're a club player who strings every few months, a tournament competitor who restrings weekly, or a weekend warrior who just wants to know when it's time — StringSense keeps your equipment in peak condition. Download StringSense and never play on dead strings again. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://stringsense-privacy-policy.bitbridge-automation.com
RacketLog
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RacketLog takes the guesswork out of restringing. Track how long your strings have been in, how many hours you've played on them, and get notified when it's time for a fresh set. Whether you play twice a week or every day, RacketLog keeps your setup dialled in so your strings never hold you back. HOW IT WORKS RacketLog tracks string wear using two factors: play time and string age. Strings lose tension and feel over time, even when you're not playing. RacketLog monitors both and warns you when either limit is reached — whichever comes first. You set the targets. RacketLog does the rest. QUICK SESSION LOGGING Log play time in one tap from the home screen. Choose from preset durations or enter a custom session with date, duration, type (practice or match), court surface, and notes. Set your preferred defaults so every quick log matches how you actually play. STRING JOB TRACKING Record every restring with full details — brand, model, gauge, material, tension, stringer, colour, and cost. Set up a full bed or hybrid with separate mains and crosses. When you restring, copy your previous setup with one tap. Rate each string job across seven categories: durability, control, power, spin, comfort, feel, and appearance. Over time, your ratings help you find the string that suits your game. SMART WEAR TRACKING A visual gauge on every racket card shows remaining string life at a glance. Four status levels keep you informed: • Healthy — strings are fresh • Heads-up — approaching your target • Replace soon — time to book a restring • Overdue — past your recommended limit Targets are fully customisable by string material. Poly, multifilament, synthetic gut, and natural gut each have their own defaults, and you can adjust them to match your feel. BUILT-IN CATALOGS Choose from preset lists of major racket and string brands. String selection automatically detects the material type. Searchable pickers make setup fast, and manual entry is always available. RACKET MANAGEMENT Store your racket details — brand, model, grip size, string pattern, purchase date, price, and notes. Add a photo from your camera or library. Archive rackets you're no longer using to keep a clean home screen without losing any history. STATISTICS & INSIGHTS View stats across all rackets or drill into one. See total play time, session counts, match and practice splits, your most active day, longest weekly streak, and a month-by-month activity breakdown. Track total spending, average cost per restring, and cost per hour of play. NOTIFICATIONS Get push notifications when your strings reach heads-up, replace soon, or overdue status. Never get caught with dead strings before a match. BACKUP & EXPORT Export all your data as a readable JSON file. Save it to Files, iCloud Drive, or any cloud service for safekeeping. FREE & PREMIUM Track one racket with every feature — completely free. Upgrade to Premium for unlimited rackets. Download RacketLog and take control of your string setup. Legal: • Privacy Policy: https://www.frearbroslabsusa.com/racketlog-privacy.html • Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: RacketLog at daily against StringSense's every 2 weeks. StringSense's advantage is iOS requirement (16.6 vs 18.5). On price, ads, in-app purchases 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
Both are free to download. StringSense sells 2 in-app purchases, starting at $0.99 per month and RacketLog sells 1 in-app purchase, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.
StringSense ships an update every 2 weeks, RacketLog daily. The most recent releases landed on August 28, 2026 and August 20, 2026 respectively.
| Parameter | StringSense | RacketLog |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.6 — better | 18.5 |
| Further details — not scored | ||
| Size | 17 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Stefan Große | FrearBros Labs USA Inc. |
In-app purchases
StringSense
- StringSense Pro Monthly1 Month trial$0.991 Month
- StringSense Pro Yearly1 Month trial$9.991 Year
RacketLog
- RacketLog Premium$14.991 Year





