Comparison

CallOnDoc vs SLS

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CallOnDoc

Access online medical consultations with physicians for a wide range of conditions, from minor ailments to chronic diseases. Receive prescriptions, referrals, and doctor's notes securely and privately. Healthcare is made affordable and accessible, with visits often costing around $39.99.

Highlights
  • Online medical consultations
  • Prescription medications
  • Referrals for imaging and lab testing
  • Prescription refills
  • Doctor's notes
  • Treats over 70 conditions
  • Asynchronous or phone visits
Features
Read full description

Call-On-Doc is a telemedicine platform was designed by medical practitioners with the patients in mind. We utilize a measured balance of technology and safe healthcare practices built on a safe, private, and compliant data-encrypted IT infrastructure. All patient visits and corresponding personal information entries are completely confidential and are secured by the latest data encryption technology. Our platform enables patients to engage with our team of physicians for online medical consultations and prescription medications related to everything from relatively minor issues like ear infections and allergies to more chronic conditions such as diabetes, asthma, and hypertension. We even offer referrals for imaging and lab testing as well as provide prescription refills for existing medications and doctor’s notes! PRICING Our mission at Call-On-Doc is to make healthcare affordable and accessible for everyone, that’s why most of our visits cost $39.99, the average price of most insurance carriers co-pays for doctor’s visits. BENEFITS Available 7 days a week including nights, weekends and holidays No appointments needed, start a visit instantly Prescriptions to any US pharmacy in 1-2 hours or choose home delivery Expedited visits available (30 minutes or less) Over 70 different conditions treated online Ages 1+ HOW IT WORKS Choose between an asynchronous visits or a phone visit with a medical provider. To get medical care from a provider simply select a condition, answer some questions about your medical history and symptoms, then pick-up your prescription from your pharmacy within 1-2 hours. CONDITIONS WE TREAT Call-On-Doc treats over 70 conditions online for ages 1+. Our conditions are segregated into categories such as: urgent care (Sick Visit), STDs, Women’s Health, Men’s Health, Primary Care (Chronic Health Management), Mental Health, Dermatology, Lab testing, imaging, prescription refills, doctor’s notes and more! URGENT CARE Acute Bronchitis Allergies Cold Sore Covid-19 Dental Infection Ear Infection Flu Food Poisoning Heartburn Migraine Relief Motion Sickness Nausea/Vomiting Oral Herpes Pain Relief Pink Eye Sinus Infection Strep Throat Stye Thrush(Oral) Upper Respiratory Infection(URI) Urinary Tract Infection(UTI) STD–50% OFF PARTNER TREATMENT Bacterial Vaginosis Chlamydia Chlamydia & Gonorrhea(Double treatment) Genital Warts Gonorrhea Herpes HIV Exposure(PEP) HIV Prevention(PrEP) Mycoplasma Syphilis Trichomoniasis, Chlamydia & Gonorrhea(Triple Treatment) Trichomoniasis Unsure? Ureaplasma Urethritis WOMEN'S HEALTH Acne Anti-Aging Bacterial Vaginosis Birth Control Excessive Sweating Menstrual Suppression Pediatrics Sexual Disorder Urinary Incontinence UTI Vaginal Yeast Infection Weight Loss Hair Loss MEN'S HEALTH Balanitis Erectile Dysfunction Excessive Sweating Genital Warts Jock Itch Hair Loss Premature Ejaculation UTI Weight Loss MENTAL HEALTH ADHD Depression General Anxiety Insomnia Panic Disorder Social Anxiety PRIMARY CARE Asthma Chronic Allergies Diabetes(Type 2) Gerd(Acid Reflux) Gout High Blood Pressure High Cholesterol Hypertension Hypothyroidism Insomnia Migraine Prescription Refill Smoking Cessation Weight Loss DERMATOLOGY Abscess(Boil) Athlete’s Foot Cellulitis Dandruff Eczema Excessive Sweating Facial Wrinkles Hair Loss Lice Poison Ivy Psoriasis Rash Rosacea Scabies Shingles Skin Infection Urticaria(Hives) Warts OTHER SERVICES Lab Testing Imaging Lab/Imaging Results Review Medical Excuse Note Return to Work Letter Prescription Refill HOURS Available 365 Support Available 24/7 Consultation Hours Weekdays: Monday – Friday 5 AM CT – Midnight Weekends: 6 AM CT – 11 PM SEEN IN Inc., Cosmopolitan, Forbes, CNBC, WebMD, Nasdaq REVIEWS 260,000+ 5 Star Reviews “Super quick, got what I needed in less than an hour.” “This is way better than waiting at a doctor’s office and getting a huge bill.” “Wow!!! Just perfect doctors, quick diagnostic, prescription ready to pick up in 1 hour at my pharmacy!”

About

SLS

Features
Read full description

Sign Language Services, LLC provides Sign Language Interpreters for the South Texas Rio Grande Valley area.

Screenshots

CallOnDoc4 screens
SLS3 screens

Verdict

The call

The clearest difference is device support: SLS at 3 against CallOnDoc's 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CallOnDoc ships an update every 10 days, SLS every 2 weeks. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

Scorecard1 real difference · 9 level
CallOnDoc versus SLS: the parameters behind the verdict, then further details
ParameterCallOnDocSLS
PriceFreeFree
Rating4.9 (28K ratings) — better—
Positive reviews73.8% of reviews—
Number of ratings28K — better—
Update frequencyEvery 10 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.1 — better
Further details — not scored
Size61 MB372 MB
Age rating12+4+
DeveloperCallonDoc.com IncAmy Hermansen

Bugs and requests

CallOnDoc

Reported bugs

3 issues
  • Login and navigation issues
  • Inconsistent prescription fulfillment
  • Compatibility problems with older devices

Requested features

4 requests
  • Improved messaging and communication system
  • Streamlined prescription refill process
  • Enhanced integration with insurance providers
  • Expanded range of medical services offered

SLS

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

CallOnDoc

No in-app purchases

None

SLS

No in-app purchases

Questions

Is CallOnDoc free?
CallOnDoc is free to download, with no in-app purchases.
Is SLS free?
SLS is free to download, with no in-app purchases.
Do CallOnDoc or SLS have ads?
Neither CallOnDoc nor SLS shows ads.
Which is updated more often, CallOnDoc or SLS?
CallOnDoc ships an update every 10 days, and SLS every 2 weeks. Most recently, CallOnDoc was updated on October 29, 2026 and SLS on October 28, 2026.

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