SPARC Tennis vs PeptideIntel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SPARC Tennis
Enhance athletic performance by mastering mental skills like focus, confidence, and resilience. This platform offers personalized training, expert-designed modules, and guided journaling for athletes and coaches.
- Personalized mental skills assessment
- Expert-designed training modules
- Guided journaling for reflection
- AI-powered daily insights
- Team dashboard for coaches
- Data-driven coaching insights
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Take control of your mental game and unlock peak performance with Sparc, the essential mental toughness training platform for athletes and their coaches. In sports, the biggest opponent is often the one in your own head. Sparc provides a structured, personalized program to help you conquer performance anxiety, sharpen your focus, handle pressure, and build unwavering confidence. FOR ATHLETES: • Personalized Training: Start with a simple assessment to identify your unique mental strengths and areas for growth. • Expert-Designed Modules: Access a library of short, actionable training modules covering key skills like Confidence, Focus, Resilience, and more. • Guided Journaling: Use our structured journal to log your matches, set goals, and reflect on your progress. It's the ultimate tool for self-awareness. • AI-Powered Insights: Receive a personalized "Daily Insight" that analyzes your data and provides a targeted tip to keep your mental game on track. FOR COACHES: • Team Dashboard: Get a powerful, at-a-glance view of your team's mental skills. • Identify Trends: Understand which mental areas are collective strengths or weaknesses for your team. • Provide Better Support: Use data-driven insights to have more effective conversations with your athletes and tailor your coaching to their needs. Whether you're preparing for a championship match or working to build consistency in practice, Sparc is the coach in your corner for the mental side of the game. Download Sparc today and start building your mental edge. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://client.sparctennis.com/privacy-policy
PeptideIntel
This app aggregates pricing for peptides and research chemicals from over 30 vendors, allowing users to find the best prices per milligram. It also provides a research-grade encyclopedia and curated stacks for various research goals.
- Real-time price comparison across 30+ vendors
- Normalized price per milligram
- Track 1,600+ products
- Build a watchlist of desired compounds
- Browse curated research stacks
- Research-grade peptide and SARM encyclopedia
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Stop Googling peptide prices. Tired of bouncing between 20 vendor sites trying to figure out who has BPC-157, semaglutide, or that next stack — and who has it cheapest? PeptideIntel does it for you. One tap. Every major vendor. The real best price per milligram, refreshed every few hours. WHY RESEARCHERS USE PEPTIDEINTEL • See the real cheapest price right now — normalized per milligram so $60 for 5mg isn't pretending to beat $80 for 10mg. • Track 30+ verified vendors and 1,600+ products in one place. • Build a watchlist of what you actually run, and only see prices for that. • Browse curated stacks (BPC-157 / TB-500, recovery, GLP-1s, libido, immune support, and more) with the best vendor combos pre-built. • Read a research-grade encyclopedia of peptides, SARMs, and research chemicals — mechanisms, dosing context, and the studies behind them. FREE FEATURES (NO ACCOUNT REQUIRED) • Full real-time price comparison across 30+ vendors • 1,600+ products with detailed price histories • Watchlist (up to 5 items) • Peptide & SARM encyclopedia • Daily deal digest • Vendor profiles and shipping info PEPTIDEINTEL PREMIUM Try Premium free for 7 days. Cancel anytime before the trial ends — no charge. • Instant price-drop and restock alerts (not a daily digest — the second a vendor drops a price) • Unlimited watchlist with full price history • Vendor risk monitoring + COA verification flags • Personalized savings dashboard ("Premium would have saved you $X this month") • Direction AND % change on every price trend • Target price alerts ("ping me when GHK-Cu drops below $40") • Unlimited research notes, protocols, and stacks • Priority support Pricing: $4.99/month or $39.99/year (saves 33%) after the 7-day free trial. Subscription auto-renews unless canceled at least 24 hours before the end of the period. Manage or cancel anytime from your device's subscription settings. WHO IT'S FOR Researchers, biohackers, longevity folks, and anyone running peptides who's tired of overpaying or getting burned by sketchy vendors. Whether you're starting your first BPC-157 protocol or running a multi-compound stack, PeptideIntel saves you the time and the money. WHAT'S TRACKED Peptides (BPC-157, TB-500, GHK-Cu, PT-141, semaglutide, tirzepatide, retatrutide, NAD+, IGF-1 LR3, CJC-1295, ipamorelin, melanotan, and more), SARMs (MK-677, S4, RAD-140, LGD-4033, ostarine, and more), and adjacent research chemicals — across every major US-shipping vendor. IMPORTANT PeptideIntel is for research and informational purposes only. Peptides and research chemicals listed in the app are not approved for human consumption in most jurisdictions. Always follow local laws and consult qualified professionals. Terms: https://peptideintel-mobile.onrender.com/terms Privacy: https://peptideintel-mobile.onrender.com/privacy
Screenshots
Verdict
The clearest difference is update cadence: PeptideIntel at every 4 days against SPARC Tennis's every 11 days. PeptideIntel also leads on iOS requirement (15.1 vs 26.0). On price, rating, review sentiment and ratings volume 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. SPARC Tennis sells 2 in-app purchases, starting at $29.99 per month and PeptideIntel sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for SPARC Tennis against 5.0 for PeptideIntel. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
SPARC Tennis ships an update every 11 days, PeptideIntel every 4 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.
| Parameter | SPARC Tennis | PeptideIntel |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) | 5.0 (4 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 9 — better | 4 |
| Update frequency | Every 11 days | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 59 MB | 50 MB |
| Age rating | 17+ | 12+ |
| Developer | Sergiu Celebidachi | Zachary Horn |
Customer experience
SPARC Tennis
PeptideIntel
In-app purchases
SPARC Tennis
- SPARC Tennis Pro2 variants$29.991 Month
- SPARC Tennis Pro2 variants$239.991 Year
PeptideIntel
- Premium Price Tracking$4.991 Month
- Premium Yearly7 Days trial$39.991 Year









