Salesmsg vs Fill In Studio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Salesmsg
This platform enables businesses to connect with leads and customers through SMS marketing, two-way texting, and calling. Manage conversations, send broadcasts, and schedule messages on the go. Integrate with popular CRM tools for seamless data management and automated campaigns.
- Two-way SMS texting
- Ringless voicemails
- SMS/MMS broadcasts
- Scheduled messaging
- CRM integrations
- Branded phone numbers
- Call forwarding
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Salesmsg is the all-in-one SMS marketing, two-way texting and calling platform that makes connecting with your leads and customers effortless. With our iOS app, you can manage conversations on the go through text, calls, and ringless voicemails. Used by 3,500 businesses, Salesmsg makes meaningful, real-time communication as easy as a few taps on your iOS. FAST: Salesmsg delivers your messages instantly, with seamless two-way texting conversations that keep you connected with your customers from anywhere. BROADCAST-READY: Get the word out! Send SMS, MMS and ringless voicemail broadcasts to reach your entire audience in one go. Perfect for announcements, reminders, and promotions. FLEXIBLE: Schedule messages to send at just the right time, ensuring your updates reach customers when it matters most. INTEGRATED: Sync with HubSpot, ActiveCampaign, Keap, and more to easily connect Salesmsg to the tools you already rely on to keep your contact data up-to-date, and easily build automated texting campaigns. ON-BRAND: Use local, toll-free, or text-enabled landline numbers to match your brand. Quick-response texting templates keep messaging fast and consistent. RELIABLE: Never miss a lead. Salesmsg provides call forwarding and instant notifications, so every call and text is on your radar. POWERFUL: Salesmsg is built for your sales, marketing and support teams - to cut your sales cycle, capture your leads' attention and maximize customer engagement with every text message. Salesmsg is made for businesses that connect, engage, and grow. Join over 3,500 businesses using Salesmsg and experience how easy it is to communicate smarter, faster, and better. Ready to see what Salesmsg can do for you?
Fill In Studio
This app helps fitness studios and gyms fill empty class spots by connecting them with local clients seeking last-minute bookings. Easily post classes, create discounted deals, and manage all your bookings and payments securely.
- Studio dashboard for bookings and revenue
- Post classes with details and photos
- Create flash deals for last-minute openings
- Manage class bookings and attendee lists
- Secure Stripe Connect payouts
- Instant notifications for new bookings
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Fill In Studio is the companion app for fitness studios and gyms on the Fill In platform. Post classes, manage bookings, create flash deals, and grow your business — all from your iPhone. THE FILL IN OPPORTUNITY Every empty spot in your class is lost revenue. Fill In connects you with a community of fitness enthusiasts actively looking for last-minute classes near them. When you have openings, they're ready to book. HOW IT WORKS 1. POST your classes with details, pricing, and photos 2. SET your "Fill In" price (discounted rate for last-minute bookings) 3. CREATE flash deals when you want to fill spots fast 4. WATCH bookings roll in from nearby fitness seekers Fill In handles everything — payments, notifications, and customer communication. You focus on delivering great workouts. KEY FEATURES • STUDIO DASHBOARD — See your bookings, revenue, and active deals at a glance • POST CLASSES — Create classes with descriptions, photos, pricing, and capacity • FLASH DEALS — Offer time-sensitive discounts to fill empty spots quickly • CLASS TEMPLATES — Save your recurring class types for one-tap posting • MANAGE BOOKINGS — View who's coming to each class • EDIT & CANCEL — Update class details or cancel with automatic attendee notifications • ANALYTICS — Track performance, popular classes, and earnings over time • STRIPE CONNECT — Secure, automated payouts directly to your bank account INSTANT NOTIFICATIONS When you post a class or flash deal, Fill In automatically notifies nearby fitness enthusiasts who have enabled alerts. Your class gets visibility exactly when it matters. STRIPE CONNECT PAYOUTS Fill In uses Stripe Connect for secure, reliable payments. After completing a quick onboarding process, you'll receive payouts directly to your bank account. Track your earnings in the app and on the Stripe dashboard. WHO IS FILL IN STUDIO FOR? • BOUTIQUE FITNESS STUDIOS looking to fill last-minute openings • YOGA & PILATES STUDIOS wanting to reach new clients • GYMS offering specialty classes • INDEPENDENT INSTRUCTORS who teach at multiple locations • FITNESS ENTREPRENEURS growing their client base SUPPORTED CLASS TYPES - Yoga (all styles) - Pilates (mat & reformer) - HIIT & Circuit Training - Barre - Indoor Cycling / Spin - CrossFit - Strength Training - Dance & Cardio - Boxing & Martial Arts - And more! SIMPLE PRICING Fill In takes a small platform fee only when you get paid. No monthly fees. No setup costs. No risk. GET STARTED 1. Download Fill In Studio 2. Create your studio profile 3. Complete Stripe Connect onboarding 4. Post your first class It takes just minutes to set up. Start reaching new clients today! Need help? Contact our studio support team: studios@getfillin.com Learn more at: getfillin.com/studios
Screenshots
Verdict
The clearest difference is monetization model: Fill In Studio at free against Salesmsg's freemium. Fill In Studio also leads on rating (5.0 vs 4.7). Salesmsg's advantage is ratings volume (1.6K vs 1). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Fill In Studio holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Salesmsg has 1.6K ratings behind it against 1, so its average is the more settled of the two.
Salesmsg ships an update every 3 weeks, Fill In Studio every 2 weeks. The most recent releases landed on September 26, 2026 and July 24, 2026 respectively.
| Parameter | Salesmsg | Fill In Studio |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.6K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 53.2% of reviews | — |
| Number of ratings | 1.6K — better | 1 |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Freemium | Free — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 14.0 — better |
| Further details — not scored | ||
| Size | 86 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | SalesMessage, Inc | Fill In LLC |
Customer experience
Salesmsg
Fill In Studio
Bugs and requests
Salesmsg
Reported bugs
5 issues- App freezes on launch
- Messages disappearing or not visible
- Randomly logging out users
- Automated texts sent even after user disables
- Copy and paste function not working
Requested features
4 requests- Improve stability and reliability
- Add more features and customization options
- Enhance integration with popular business tools
- Improve customer support responsiveness
Fill In Studio
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Salesmsg
No in-app purchases
Fill In Studio
No in-app purchases








